[html5] r8832 - [e] (0) Hyperlink to 'step 1' of the event loop Fixing https://www.w3.org/Bugs/P [...]
whatwg at whatwg.org
whatwg at whatwg.org
Thu Oct 9 14:39:15 PDT 2014
Author: ianh
Date: 2014-10-09 14:39:11 -0700 (Thu, 09 Oct 2014)
New Revision: 8832
Modified:
complete.html
index
source
Log:
[e] (0) Hyperlink to 'step 1' of the event loop
Fixing https://www.w3.org/Bugs/Public/show_bug.cgi?id=25970
Affected topics: DOM APIs, HTML, Offline Web Applications, Video Text Tracks, Video and Audio
Modified: complete.html
===================================================================
--- complete.html 2014-10-07 20:19:45 UTC (rev 8831)
+++ complete.html 2014-10-09 21:39:11 UTC (rev 8832)
@@ -340,7 +340,7 @@
</style><body onload=init()>
<header id=head class="head with-buttons">
<p><a href=https://whatwg.org/ class=logo><img src=//whatwg.org/images/logo width=101 alt=WHATWG height=101></a></p>
- <hgroup><h1 class=allcaps>HTML</h1><h2 id=living-standard-—-last-updated-[date:-01-jan-1901] class="no-num no-toc">Living Standard — Last Updated <span class=pubdate>7 October 2014</span></h2></hgroup>
+ <hgroup><h1 class=allcaps>HTML</h1><h2 id=living-standard-—-last-updated-[date:-01-jan-1901] class="no-num no-toc">Living Standard — Last Updated <span class=pubdate>9 October 2014</span></h2></hgroup>
<nav>
<div>
@@ -381,7 +381,7 @@
on a <code>label</code> element to define a command</a><li><a href=#using-the-accesskey-attribute-on-a-legend-element-to-define-a-command>4.11.6.9 Using the <code>accesskey</code> attribute
on a <code>legend</code> element to define a command</a><li><a href=#using-the-accesskey-attribute-to-define-a-command-on-other-elements>4.11.6.10 Using the <code>accesskey</code>
attribute to define a command on other elements</a></ol><li><a href=#the-dialog-element>4.11.7 The <code>dialog</code> element</a><ol><li><a href=#anchor-points>4.11.7.1 Anchor points</a></ol></ol><li><a href=#scripting-3>4.12 Scripting</a><ol><li><a href=#the-script-element>4.12.1 The <code>script</code> element</a><ol><li><a href=#scriptingLanguages>4.12.1.1 Scripting languages</a><li><a href=#restrictions-for-contents-of-script-elements>4.12.1.2 Restrictions for contents of <code>script</code> elements</a><li><a href=#inline-documentation-for-external-scripts>4.12.1.3 Inline documentation for external scripts</a><li><a href=#scriptTagXSLT>4.12.1.4 Interaction of <code>script</code> elements and XSLT</a></ol><li><a href=#the-noscript-element>4.12.2 The <code>noscript</code> element</a><li><a href=#the-template-element>4.12.3 The <code>template</code> element</a><ol><li><a href=#template-XSLT-XPath>4.12.3.1 Interaction of <code>template</code> elements with XSLT and XPath
</a></ol><li><a href=#the-canvas-element>4.12.4 The <code>canvas</code> element</a><ol><li><a href=#proxying-canvases-to-workers>4.12.4.1 Proxying canvases to workers</a><li><a href=#2dcontext>4.12.4.2 The 2D rendering context</a><ol><li><a href=#implementation-notes>4.12.4.2.1 Implementation notes</a><li><a href=#the-canvas-state>4.12.4.2.2 The canvas state</a><li><a href=#drawingstyle-objects>4.12.4.2.3 <code>DrawingStyle</code> objects</a><li><a href=#line-styles>4.12.4.2.4 Line styles</a><li><a href=#text-styles>4.12.4.2.5 Text styles</a><li><a href=#building-paths>4.12.4.2.6 Building paths</a><li><a href=#path2d-objects>4.12.4.2.7 <code>Path2D</code> objects</a><li><a href=#transformations>4.12.4.2.8 Transformations</a><li><a href=#image-sources-for-2d-rendering-contexts>4.12.4.2.9 Image sources for 2D rendering contexts</a><li><a href=#fill-and-stroke-styles>4.12.4.2.10 Fill and stroke styles</a><li><a href=#drawing-rectangles-to-the-bitmap>4.12.4.2.11 Drawing rectangl
es to the bitmap</a><li><a href=#drawing-text-to-the-bitmap>4.12.4.2.12 Drawing text to the bitmap</a><li><a href=#drawing-paths-to-the-canvas>4.12.4.2.13 Drawing paths to the canvas</a><li><a href=#drawing-images>4.12.4.2.14 Drawing images</a><li><a href=#hit-regions>4.12.4.2.15 Hit regions</a><li><a href=#pixel-manipulation>4.12.4.2.16 Pixel manipulation</a><li><a href=#compositing>4.12.4.2.17 Compositing</a><li><a href=#image-smoothing>4.12.4.2.18 Image smoothing</a><li><a href=#shadows>4.12.4.2.19 Shadows</a><li><a href=#drawing-model>4.12.4.2.20 Drawing model</a><li><a href=#best-practices>4.12.4.2.21 Best practices</a><li><a href=#examples>4.12.4.2.22 Examples</a></ol><li><a href=#colour-spaces-and-colour-correction>4.12.4.3 Colour spaces and colour correction</a><li><a href=#serialising-bitmaps-to-a-file>4.12.4.4 Serialising bitmaps to a file</a><li><a href=#security-with-canvas-elements>4.12.4.5 Security with <code>canvas</code> elements</a></ol></ol><li><a href=#com
mon-idioms>4.13 Common idioms without dedicated elements</a><ol><li><a href=#the-main-part-of-the-content>4.13.1 The main part of the content</a><li><a href=#rel-up>4.13.2 Bread crumb navigation</a><li><a href=#tag-clouds>4.13.3 Tag clouds</a><li><a href=#conversations>4.13.4 Conversations</a><li><a href=#footnotes>4.13.5 Footnotes</a></ol><li><a href=#disabled-elements>4.14 Disabled elements</a><li><a href=#selectors>4.15 Matching HTML elements using selectors</a><ol><li><a href=#case-sensitivity>4.15.1 Case-sensitivity</a><li><a href=#pseudo-classes>4.15.2 Pseudo-classes</a></ol></ol><li id=toc-microdata><a href=#microdata>5 Microdata</a><ol><li><a href=#introduction-7>5.1 Introduction</a><ol><li><a href=#overview>5.1.1 Overview</a><li><a href=#the-basic-syntax>5.1.2 The basic syntax</a><li><a href=#typed-items>5.1.3 Typed items</a><li><a href=#global-identifiers-for-items>5.1.4 Global identifiers for items</a><li><a href=#selecting-names-when-defining-vocabularies>5.1.5 S
electing names when defining vocabularies</a><li><a href=#using-the-microdata-dom-api>5.1.6 Using the microdata DOM API</a></ol><li><a href=#encoding-microdata>5.2 Encoding microdata</a><ol><li><a href=#the-microdata-model>5.2.1 The microdata model</a><li><a href=#items>5.2.2 Items</a><li><a href=#names:-the-itemprop-attribute>5.2.3 Names: the <code>itemprop</code> attribute</a><li><a href=#values>5.2.4 Values</a><li><a href=#associating-names-with-items>5.2.5 Associating names with items</a><li><a href=#microdata-and-other-namespaces>5.2.6 Microdata and other namespaces</a></ol><li><a href=#microdata-dom-api>5.3 Microdata DOM API</a><li><a href=#mdvocabs>5.4 Sample microdata vocabularies</a><ol><li><a href=#vcard>5.4.1 vCard</a><ol><li><a href=#conversion-to-vcard>5.4.1.1 Conversion to vCard</a><li><a href=#examples-2>5.4.1.2 Examples</a></ol><li><a href=#vevent>5.4.2 vEvent</a><ol><li><a href=#conversion-to-icalendar>5.4.2.1 Conversion to iCalendar</a><li><a href=#examples
-3>5.4.2.2 Examples</a></ol><li><a href=#licensing-works>5.4.3 Licensing works</a><ol><li><a href=#examples-4>5.4.3.1 Examples</a></ol></ol><li><a href=#converting-html-to-other-formats>5.5 Converting HTML to other formats</a><ol><li><a href=#json>5.5.1 JSON</a></ol></ol><li id=toc-editing><a href=#editing>6 User interaction</a><ol><li><a href=#the-hidden-attribute>6.1 The <code>hidden</code> attribute</a><li><a href=#inert-subtrees>6.2 Inert subtrees</a><li><a href=#activation>6.3 Activation</a><li><a href=#focus>6.4 Focus</a><ol><li><a href=#introduction-8>6.4.1 Introduction</a><li><a href=#data-model>6.4.2 Data model</a><li><a href=#the-tabindex-attribute>6.4.3 The <code>tabindex</code> attribute</a><li><a href=#processing-model-6>6.4.4 Processing model</a><li><a href=#sequential-focus-navigation>6.4.5 Sequential focus navigation</a><li><a href=#focus-management-apis>6.4.6 Focus management APIs</a></ol><li><a href=#assigning-keyboard-shortcuts>6.5 Assigning keyboard short
cuts</a><ol><li><a href=#introduction-9>6.5.1 Introduction</a><li><a href=#the-accesskey-attribute>6.5.2 The <code>accesskey</code> attribute</a><li><a href=#processing-model-7>6.5.3 Processing model</a></ol><li><a href=#editing-2>6.6 Editing</a><ol><li><a href=#contenteditable>6.6.1 Making document regions editable: The <code>contenteditable</code> content attribute</a><li><a href=#making-entire-documents-editable:-the-designmode-idl-attribute>6.6.2 Making entire documents editable: The <code>designMode</code> IDL attribute</a><li><a href=#best-practices-for-in-page-editors>6.6.3 Best practices for in-page editors</a><li><a href=#editing-apis>6.6.4 Editing APIs</a><li><a href=#spelling-and-grammar-checking>6.6.5 Spelling and grammar checking</a></ol><li><a href=#dnd>6.7 Drag and drop</a><ol><li><a href=#introduction-10>6.7.1 Introduction</a><li><a href=#the-drag-data-store>6.7.2 The drag data store</a><li><a href=#the-datatransfer-interface>6.7.3 The <code>DataTransfer</cod
e> interface</a><ol><li><a href=#the-datatransferitemlist-interface>6.7.3.1 The <code>DataTransferItemList</code> interface</a><li><a href=#the-datatransferitem-interface>6.7.3.2 The <code>DataTransferItem</code> interface</a></ol><li><a href=#the-dragevent-interface>6.7.4 The <code>DragEvent</code> interface</a><li><a href=#drag-and-drop-processing-model>6.7.5 Drag-and-drop processing model</a><li><a href=#dndevents>6.7.6 Events summary</a><li><a href=#the-draggable-attribute>6.7.7 The <code>draggable</code> attribute</a><li><a href=#the-dropzone-attribute>6.7.8 The <code>dropzone</code> attribute</a><li><a href=#security-risks-in-the-drag-and-drop-model>6.7.9 Security risks in the drag-and-drop model</a></ol></ol><li id=toc-browsers><a href=#browsers>7 Loading Web pages</a><ol><li><a href=#windows>7.1 Browsing contexts</a><ol><li><a href=#nested-browsing-contexts>7.1.1 Nested browsing contexts</a><ol><li><a href=#navigating-nested-browsing-contexts-in-the-dom>7.1.1.1 Navig
ating nested browsing contexts in the DOM</a></ol><li><a href=#auxiliary-browsing-contexts>7.1.2 Auxiliary browsing contexts</a><ol><li><a href=#navigating-auxiliary-browsing-contexts-in-the-dom>7.1.2.1 Navigating auxiliary browsing contexts in the DOM</a></ol><li><a href=#secondary-browsing-contexts>7.1.3 Secondary browsing contexts</a><li><a href=#security-nav>7.1.4 Security</a><li><a href=#groupings-of-browsing-contexts>7.1.5 Groupings of browsing contexts</a><li><a href=#browsing-context-names>7.1.6 Browsing context names</a></ol><li><a href=#the-window-object>7.2 The <code>Window</code> object</a><ol><li><a href=#security-window>7.2.1 Security</a><li><a href=#apis-for-creating-and-navigating-browsing-contexts-by-name>7.2.2 APIs for creating and navigating browsing contexts by name</a><li><a href=#accessing-other-browsing-contexts>7.2.3 Accessing other browsing contexts</a><li><a href=#named-access-on-the-window-object>7.2.4 Named access on the <code>Window</code> object
</a><li><a href=#garbage-collection-and-browsing-contexts>7.2.5 Garbage collection and browsing contexts</a><li><a href=#closing-browsing-contexts>7.2.6 Closing browsing contexts</a><li><a href=#browser-interface-elements>7.2.7 Browser interface elements</a><li><a href=#the-windowproxy-object>7.2.8 The <code>WindowProxy</code> object</a></ol><li><a href=#origin>7.3 Origin</a><ol><li><a href=#relaxing-the-same-origin-restriction>7.3.1 Relaxing the same-origin restriction</a></ol><li><a href=#sandboxing>7.4 Sandboxing</a><li><a href=#history>7.5 Session history and navigation</a><ol><li><a href=#the-session-history-of-browsing-contexts>7.5.1 The session history of browsing contexts</a><li><a href=#the-history-interface>7.5.2 The <code>History</code> interface</a><li><a href=#the-location-interface>7.5.3 The <code>Location</code> interface</a><ol><li><a href=#security-location>7.5.3.1 Security</a></ol><li><a href=#history-notes>7.5.4 Implementation notes for session history</a>
</ol><li><a href=#browsing-the-web>7.6 Browsing the Web</a><ol><li><a href=#navigating-across-documents>7.6.1 Navigating across documents</a><li><a href=#read-html>7.6.2 Page load processing model for HTML files</a><li><a href=#read-xml>7.6.3 Page load processing model for XML files</a><li><a href=#read-text>7.6.4 Page load processing model for text files</a><li><a href=#read-multipart-x-mixed-replace>7.6.5 Page load processing model for <code>multipart/x-mixed-replace</code> resources</a><li><a href=#read-media>7.6.6 Page load processing model for media</a><li><a href=#read-plugin>7.6.7 Page load processing model for content that uses plugins</a><li><a href=#read-ua-inline>7.6.8 Page load processing model for inline
- content that doesn't have a DOM</a><li><a href=#scroll-to-fragid>7.6.9 Navigating to a fragment identifier</a><li><a href=#history-traversal>7.6.10 History traversal</a><ol><li><a href=#the-popstateevent-interface>7.6.10.1 The <code>PopStateEvent</code> interface</a><li><a href=#the-hashchangeevent-interface>7.6.10.2 The <code>HashChangeEvent</code> interface</a><li><a href=#the-pagetransitionevent-interface>7.6.10.3 The <code>PageTransitionEvent</code> interface</a></ol><li><a href=#unloading-documents>7.6.11 Unloading documents</a><ol><li><a href=#the-beforeunloadevent-interface>7.6.11.1 The <code>BeforeUnloadEvent</code> interface</a></ol><li><a href=#aborting-a-document-load>7.6.12 Aborting a document load</a></ol><li><a href=#offline>7.7 Offline Web applications</a><ol><li><a href=#introduction-11>7.7.1 Introduction</a><ol><li><a href=#supporting-offline-caching-for-legacy-applications>7.7.1.1 Supporting offline caching for legacy applications</a><li><a href=#appcache
events>7.7.1.2 Event summary</a></ol><li><a href=#appcache>7.7.2 Application caches</a><li><a href=#manifests>7.7.3 The cache manifest syntax</a><ol><li><a href=#some-sample-manifests>7.7.3.1 Some sample manifests</a><li><a href=#writing-cache-manifests>7.7.3.2 Writing cache manifests</a><li><a href=#parsing-cache-manifests>7.7.3.3 Parsing cache manifests</a></ol><li><a href=#downloading-or-updating-an-application-cache>7.7.4 Downloading or updating an application cache</a><li><a href=#the-application-cache-selection-algorithm>7.7.5 The application cache selection algorithm</a><li><a href=#changesToNetworkingModel>7.7.6 Changes to the networking model</a><li><a href=#expiring-application-caches>7.7.7 Expiring application caches</a><li><a href=#disk-space>7.7.8 Disk space</a><li><a href=#security-concerns-with-offline-applications-caches>7.7.9 Security concerns with offline applications caches</a><li><a href=#application-cache-api>7.7.10 Application cache API</a><li><a href=#
browser-state>7.7.11 Browser state</a></ol></ol><li id=toc-webappapis><a href=#webappapis>8 Web application APIs</a><ol><li><a href=#scripting>8.1 Scripting</a><ol><li><a href=#introduction-12>8.1.1 Introduction</a><li><a href=#enabling-and-disabling-scripting>8.1.2 Enabling and disabling scripting</a><li><a href=#processing-model-8>8.1.3 Processing model</a><ol><li><a href=#definitions-2>8.1.3.1 Definitions</a><li><a href=#script-settings-for-browsing-contexts>8.1.3.2 Script settings for browsing contexts</a><li><a href=#calling-scripts>8.1.3.3 Calling scripts</a><li><a href=#creating-scripts>8.1.3.4 Creating scripts</a><li><a href=#killing-scripts>8.1.3.5 Killing scripts</a><li><a href=#runtime-script-errors>8.1.3.6 Runtime script errors</a><ol><li><a href=#runtime-script-errors-in-documents>8.1.3.6.1 Runtime script errors in documents</a><li><a href=#the-errorevent-interface>8.1.3.6.2 The <code>ErrorEvent</code> interface</a></ol></ol><li><a href=#event-loops>8.1.4 Event
loops</a><ol><li><a href=#definitions-3>8.1.4.1 Definitions</a><li><a href=#processing-model-9>8.1.4.2 Processing model</a><li><a href=#generic-task-sources>8.1.4.3 Generic task sources</a></ol><li><a href=#events>8.1.5 Events</a><ol><li><a href=#event-handler-attributes>8.1.5.1 Event handlers</a><li><a href=#event-handlers-on-elements,-document-objects,-and-window-objects>8.1.5.2 Event handlers on elements, <code>Document</code> objects, and <code>Window</code> objects</a><ol><li><a href=#idl-definitions>8.1.5.2.1 IDL definitions</a></ol><li><a href=#event-firing>8.1.5.3 Event firing</a><li><a href=#events-and-the-window-object>8.1.5.4 Events and the <code>Window</code> object</a></ol></ol><li><a href=#atob>8.2 Base64 utility methods</a><li><a href=#dynamic-markup-insertion>8.3 Dynamic markup insertion</a><ol><li><a href=#opening-the-input-stream>8.3.1 Opening the input stream</a><li><a href=#closing-the-input-stream>8.3.2 Closing the input stream</a><li><a href=#document.w
rite()>8.3.3 <code>document.write()</code></a><li><a href=#document.writeln()>8.3.4 <code>document.writeln()</code></a></ol><li><a href=#timers>8.4 Timers</a><li><a href=#user-prompts>8.5 User prompts</a><ol><li><a href=#simple-dialogs>8.5.1 Simple dialogs</a><li><a href=#printing>8.5.2 Printing</a><li><a href=#dialogs-implemented-using-separate-documents>8.5.3 Dialogs implemented using separate documents with <code>showModalDialog()</code></a></ol><li><a href=#system-state-and-capabilities>8.6 System state and capabilities</a><ol><li><a href=#the-navigator-object>8.6.1 The <code>Navigator</code> object</a><ol><li><a href=#client-identification>8.6.1.1 Client identification</a><li><a href=#language-preferences>8.6.1.2 Language preferences</a><li><a href=#custom-handlers>8.6.1.3 Custom scheme and content handlers: the <code>registerProtocolHandler()</code> and <code>registerContentHandler()</code> methods</a><ol><li><a href=#security-and-privacy>8.6.1.3.1 Security and privacy
</a><li><a href=#sample-handler-impl>8.6.1.3.2 Sample user interface</a></ol><li><a href=#manually-releasing-the-storage-mutex>8.6.1.4 Manually releasing the storage mutex</a><li><a href=#plugins-2>8.6.1.5 Plugins</a></ol><li><a href=#the-external-interface>8.6.2 The <code>External</code> interface</a></ol><li><a href=#images>8.7 Images</a></ol><li id=toc-comms><a href=#comms>9 Communication</a><ol><li><a href=#the-messageevent-interfaces>9.1 The <code>MessageEvent</code> interfaces</a><li><a href=#server-sent-events>9.2 Server-sent events</a><ol><li><a href=#server-sent-events-intro>9.2.1 Introduction</a><li><a href=#the-eventsource-interface>9.2.2 The <code>EventSource</code> interface</a><li><a href=#processing-model-10>9.2.3 Processing model</a><li><a href=#parsing-an-event-stream>9.2.4 Parsing an event stream</a><li><a href=#event-stream-interpretation>9.2.5 Interpreting an event stream</a><li><a href=#authoring-notes>9.2.6 Authoring notes</a><li><a href=#eventsource-pu
sh>9.2.7 Connectionless push and other features</a><li><a href=#garbage-collection-2>9.2.8 Garbage collection</a><li><a href=#implementation-advice>9.2.9 Implementation advice</a><li><a href=#iana-considerations>9.2.10 IANA considerations</a><ol><li><a href=#text/event-stream>9.2.10.1 <code>text/event-stream</code></a><li><a href=#last-event-id>9.2.10.2 <code>Last-Event-ID</code></a></ol></ol><li><a href=#network>9.3 Web sockets</a><ol><li><a href=#network-intro>9.3.1 Introduction</a><li><a href=#the-websocket-interface>9.3.2 The <code>WebSocket</code> interface</a><li><a href=#feedback-from-the-protocol>9.3.3 Feedback from the protocol</a><li><a href=#ping-and-pong-frames>9.3.4 Ping and Pong frames</a><li><a href=#parsing-websocket-urls>9.3.5 Parsing WebSocket URLs</a><li><a href=#the-closeevent-interfaces>9.3.6 The <code>CloseEvent</code> interfaces</a><li><a href=#garbage-collection-3>9.3.7 Garbage collection</a></ol><li><a href=#web-messaging>9.4 Cross-document messaging
</a><ol><li><a href=#introduction-13>9.4.1 Introduction</a><li><a href=#security-postmsg>9.4.2 Security</a><ol><li><a href=#authors>9.4.2.1 Authors</a><li><a href=#user-agents>9.4.2.2 User agents</a></ol><li><a href=#posting-messages>9.4.3 Posting messages</a></ol><li><a href=#channel-messaging>9.5 Channel messaging</a><ol><li><a href=#introduction-14>9.5.1 Introduction</a><ol><li><a href=#examples-5>9.5.1.1 Examples</a><li><a href=#ports-as-the-basis-of-an-object-capability-model-on-the-web>9.5.1.2 Ports as the basis of an object-capability model on the Web</a><li><a href=#ports-as-the-basis-of-abstracting-out-service-implementations>9.5.1.3 Ports as the basis of abstracting out service implementations</a></ol><li><a href=#message-channels>9.5.2 Message channels</a><li><a href=#message-ports>9.5.3 Message ports</a><li><a href=#broadcasting-to-many-ports>9.5.4 Broadcasting to many ports</a><li><a href=#ports-and-garbage-collection>9.5.5 Ports and garbage collection</a></ol><
li><a href=#broadcasting-to-other-browsing-contexts>9.6 Broadcasting to other browsing contexts</a></ol><li id=toc-workers><a href=#workers>10 Web workers</a><ol><li><a href=#introduction-15>10.1 Introduction</a><ol><li><a href=#scope-2>10.1.1 Scope</a><li><a href=#examples-6>10.1.2 Examples</a><ol><li><a href=#a-background-number-crunching-worker>10.1.2.1 A background number-crunching worker</a><li><a href=#worker-used-for-background-i/o>10.1.2.2 Worker used for background I/O</a><li><a href=#shared-workers-introduction>10.1.2.3 Shared workers introduction</a><li><a href=#shared-state-using-a-shared-worker>10.1.2.4 Shared state using a shared worker</a><li><a href=#delegation>10.1.2.5 Delegation</a></ol><li><a href=#tutorials>10.1.3 Tutorials</a><ol><li><a href=#creating-a-dedicated-worker>10.1.3.1 Creating a dedicated worker</a><li><a href=#communicating-with-a-dedicated-worker>10.1.3.2 Communicating with a dedicated worker</a><li><a href=#shared-workers>10.1.3.3 Shared wo
rkers</a></ol></ol><li><a href=#infrastructure-2>10.2 Infrastructure</a><ol><li><a href=#the-global-scope>10.2.1 The global scope</a><ol><li><a href=#the-workerglobalscope-common-interface>10.2.1.1 The <code>WorkerGlobalScope</code> common interface</a><li><a href=#dedicated-workers-and-the-dedicatedworkerglobalscope-interface>10.2.1.2 Dedicated workers and the <code>DedicatedWorkerGlobalScope</code> interface</a><li><a href=#shared-workers-and-the-sharedworkerglobalscope-interface>10.2.1.3 Shared workers and the <code>SharedWorkerGlobalScope</code> interface</a></ol><li><a href=#worker-event-loop>10.2.2 The event loop</a><li><a href="#the-worker's-lifetime">10.2.3 The worker's lifetime</a><li><a href=#processing-model-11>10.2.4 Processing model</a><li><a href=#runtime-script-errors-2>10.2.5 Runtime script errors</a><li><a href=#creating-workers>10.2.6 Creating workers</a><ol><li><a href=#the-abstractworker-abstract-interface>10.2.6.1 The <code>AbstractWorker</code> abstract
interface</a><li><a href=#script-settings-for-workers>10.2.6.2 Script settings for workers</a><li><a href=#dedicated-workers-and-the-worker-interface>10.2.6.3 Dedicated workers and the <code>Worker</code> interface</a><li><a href=#shared-workers-and-the-sharedworker-interface>10.2.6.4 Shared workers and the <code>SharedWorker</code> interface</a></ol></ol><li><a href=#apis-available-to-workers>10.3 APIs available to workers</a><ol><li><a href=#importing-scripts-and-libraries>10.3.1 Importing scripts and libraries</a><li><a href=#the-workernavigator-object>10.3.2 The <code>WorkerNavigator</code> object</a><li><a href=#worker-locations>10.3.3 Worker locations</a></ol></ol><li id=toc-webstorage><a href=#webstorage>11 Web storage</a><ol><li><a href=#introduction-16>11.1 Introduction</a><li><a href=#storage>11.2 The API</a><ol><li><a href=#the-storage-interface>11.2.1 The <code>Storage</code> interface</a><li><a href=#the-sessionstorage-attribute>11.2.2 The <code>sessionStorage<
/code> attribute</a><li><a href=#the-localstorage-attribute>11.2.3 The <code>localStorage</code> attribute</a><li><a href=#the-storage-event>11.2.4 The <code>storage</code> event</a><ol><li><a href=#the-storageevent-interface>11.2.4.1 The <code>StorageEvent</code> interface</a></ol><li><a href=#threads>11.2.5 Threads</a></ol><li><a href=#disk-space-2>11.3 Disk space</a><li><a href=#privacy>11.4 Privacy</a><ol><li><a href=#user-tracking>11.4.1 User tracking</a><li><a href=#sensitivity-of-data>11.4.2 Sensitivity of data</a></ol><li><a href=#security-storage>11.5 Security</a><ol><li><a href=#dns-spoofing-attacks>11.5.1 DNS spoofing attacks</a><li><a href=#cross-directory-attacks>11.5.2 Cross-directory attacks</a><li><a href=#implementation-risks>11.5.3 Implementation risks</a></ol></ol><li id=toc-syntax><a href=#syntax>12 The HTML syntax</a><ol><li><a href=#writing>12.1 Writing HTML documents</a><ol><li><a href=#the-doctype>12.1.1 The DOCTYPE</a><li><a href=#elements-2>12.1.2 E
lements</a><ol><li><a href=#start-tags>12.1.2.1 Start tags</a><li><a href=#end-tags>12.1.2.2 End tags</a><li><a href=#attributes-2>12.1.2.3 Attributes</a><li><a href=#optional-tags>12.1.2.4 Optional tags</a><li><a href=#element-restrictions>12.1.2.5 Restrictions on content models</a><li><a href=#cdata-rcdata-restrictions>12.1.2.6 Restrictions on the contents of raw text and escapable raw text elements</a></ol><li><a href=#text-2>12.1.3 Text</a><ol><li><a href=#newlines>12.1.3.1 Newlines</a></ol><li><a href=#character-references>12.1.4 Character references</a><li><a href=#cdata-sections>12.1.5 CDATA sections</a><li><a href=#comments>12.1.6 Comments</a></ol><li><a href=#parsing>12.2 Parsing HTML documents</a><ol><li><a href=#overview-of-the-parsing-model>12.2.1 Overview of the parsing model</a><li><a href=#the-input-byte-stream>12.2.2 The input byte stream</a><ol><li><a href=#parsing-with-a-known-character-encoding>12.2.2.1 Parsing with a known character encoding</a><li><a hre
f=#determining-the-character-encoding>12.2.2.2 Determining the character encoding</a><li><a href=#character-encodings>12.2.2.3 Character encodings</a><li><a href=#changing-the-encoding-while-parsing>12.2.2.4 Changing the encoding while parsing</a><li><a href=#preprocessing-the-input-stream>12.2.2.5 Preprocessing the input stream</a></ol><li><a href=#parse-state>12.2.3 Parse state</a><ol><li><a href=#the-insertion-mode>12.2.3.1 The insertion mode</a><li><a href=#the-stack-of-open-elements>12.2.3.2 The stack of open elements</a><li><a href=#the-list-of-active-formatting-elements>12.2.3.3 The list of active formatting elements</a><li><a href=#the-element-pointers>12.2.3.4 The element pointers</a><li><a href=#other-parsing-state-flags>12.2.3.5 Other parsing state flags</a></ol><li><a href=#tokenization>12.2.4 Tokenization</a><ol><li><a href=#data-state>12.2.4.1 Data state</a><li><a href=#character-reference-in-data-state>12.2.4.2 Character reference in data state</a><li><a href=
#rcdata-state>12.2.4.3 RCDATA state</a><li><a href=#character-reference-in-rcdata-state>12.2.4.4 Character reference in RCDATA state</a><li><a href=#rawtext-state>12.2.4.5 RAWTEXT state</a><li><a href=#script-data-state>12.2.4.6 Script data state</a><li><a href=#plaintext-state>12.2.4.7 PLAINTEXT state</a><li><a href=#tag-open-state>12.2.4.8 Tag open state</a><li><a href=#end-tag-open-state>12.2.4.9 End tag open state</a><li><a href=#tag-name-state>12.2.4.10 Tag name state</a><li><a href=#rcdata-less-than-sign-state>12.2.4.11 RCDATA less-than sign state</a><li><a href=#rcdata-end-tag-open-state>12.2.4.12 RCDATA end tag open state</a><li><a href=#rcdata-end-tag-name-state>12.2.4.13 RCDATA end tag name state</a><li><a href=#rawtext-less-than-sign-state>12.2.4.14 RAWTEXT less-than sign state</a><li><a href=#rawtext-end-tag-open-state>12.2.4.15 RAWTEXT end tag open state</a><li><a href=#rawtext-end-tag-name-state>12.2.4.16 RAWTEXT end tag name state</a><li><a href=#script-data-l
ess-than-sign-state>12.2.4.17 Script data less-than sign state</a><li><a href=#script-data-end-tag-open-state>12.2.4.18 Script data end tag open state</a><li><a href=#script-data-end-tag-name-state>12.2.4.19 Script data end tag name state</a><li><a href=#script-data-escape-start-state>12.2.4.20 Script data escape start state</a><li><a href=#script-data-escape-start-dash-state>12.2.4.21 Script data escape start dash state</a><li><a href=#script-data-escaped-state>12.2.4.22 Script data escaped state</a><li><a href=#script-data-escaped-dash-state>12.2.4.23 Script data escaped dash state</a><li><a href=#script-data-escaped-dash-dash-state>12.2.4.24 Script data escaped dash dash state</a><li><a href=#script-data-escaped-less-than-sign-state>12.2.4.25 Script data escaped less-than sign state</a><li><a href=#script-data-escaped-end-tag-open-state>12.2.4.26 Script data escaped end tag open state</a><li><a href=#script-data-escaped-end-tag-name-state>12.2.4.27 Script data escaped end
tag name state</a><li><a href=#script-data-double-escape-start-state>12.2.4.28 Script data double escape start state</a><li><a href=#script-data-double-escaped-state>12.2.4.29 Script data double escaped state</a><li><a href=#script-data-double-escaped-dash-state>12.2.4.30 Script data double escaped dash state</a><li><a href=#script-data-double-escaped-dash-dash-state>12.2.4.31 Script data double escaped dash dash state</a><li><a href=#script-data-double-escaped-less-than-sign-state>12.2.4.32 Script data double escaped less-than sign state</a><li><a href=#script-data-double-escape-end-state>12.2.4.33 Script data double escape end state</a><li><a href=#before-attribute-name-state>12.2.4.34 Before attribute name state</a><li><a href=#attribute-name-state>12.2.4.35 Attribute name state</a><li><a href=#after-attribute-name-state>12.2.4.36 After attribute name state</a><li><a href=#before-attribute-value-state>12.2.4.37 Before attribute value state</a><li><a href=#attribute-value
-(double-quoted)-state>12.2.4.38 Attribute value (double-quoted) state</a><li><a href=#attribute-value-(single-quoted)-state>12.2.4.39 Attribute value (single-quoted) state</a><li><a href=#attribute-value-(unquoted)-state>12.2.4.40 Attribute value (unquoted) state</a><li><a href=#character-reference-in-attribute-value-state>12.2.4.41 Character reference in attribute value state</a><li><a href=#after-attribute-value-(quoted)-state>12.2.4.42 After attribute value (quoted) state</a><li><a href=#self-closing-start-tag-state>12.2.4.43 Self-closing start tag state</a><li><a href=#bogus-comment-state>12.2.4.44 Bogus comment state</a><li><a href=#markup-declaration-open-state>12.2.4.45 Markup declaration open state</a><li><a href=#comment-start-state>12.2.4.46 Comment start state</a><li><a href=#comment-start-dash-state>12.2.4.47 Comment start dash state</a><li><a href=#comment-state>12.2.4.48 Comment state</a><li><a href=#comment-end-dash-state>12.2.4.49 Comment end dash state</a><
li><a href=#comment-end-state>12.2.4.50 Comment end state</a><li><a href=#comment-end-bang-state>12.2.4.51 Comment end bang state</a><li><a href=#doctype-state>12.2.4.52 DOCTYPE state</a><li><a href=#before-doctype-name-state>12.2.4.53 Before DOCTYPE name state</a><li><a href=#doctype-name-state>12.2.4.54 DOCTYPE name state</a><li><a href=#after-doctype-name-state>12.2.4.55 After DOCTYPE name state</a><li><a href=#after-doctype-public-keyword-state>12.2.4.56 After DOCTYPE public keyword state</a><li><a href=#before-doctype-public-identifier-state>12.2.4.57 Before DOCTYPE public identifier state</a><li><a href=#doctype-public-identifier-(double-quoted)-state>12.2.4.58 DOCTYPE public identifier (double-quoted) state</a><li><a href=#doctype-public-identifier-(single-quoted)-state>12.2.4.59 DOCTYPE public identifier (single-quoted) state</a><li><a href=#after-doctype-public-identifier-state>12.2.4.60 After DOCTYPE public identifier state</a><li><a href=#between-doctype-public-an
d-system-identifiers-state>12.2.4.61 Between DOCTYPE public and system identifiers state</a><li><a href=#after-doctype-system-keyword-state>12.2.4.62 After DOCTYPE system keyword state</a><li><a href=#before-doctype-system-identifier-state>12.2.4.63 Before DOCTYPE system identifier state</a><li><a href=#doctype-system-identifier-(double-quoted)-state>12.2.4.64 DOCTYPE system identifier (double-quoted) state</a><li><a href=#doctype-system-identifier-(single-quoted)-state>12.2.4.65 DOCTYPE system identifier (single-quoted) state</a><li><a href=#after-doctype-system-identifier-state>12.2.4.66 After DOCTYPE system identifier state</a><li><a href=#bogus-doctype-state>12.2.4.67 Bogus DOCTYPE state</a><li><a href=#cdata-section-state>12.2.4.68 CDATA section state</a><li><a href=#tokenizing-character-references>12.2.4.69 Tokenizing character references</a></ol><li><a href=#tree-construction>12.2.5 Tree construction</a><ol><li><a href=#creating-and-inserting-nodes>12.2.5.1 Creating a
nd inserting nodes</a><li><a href=#parsing-elements-that-contain-only-text>12.2.5.2 Parsing elements that contain only text</a><li><a href=#closing-elements-that-have-implied-end-tags>12.2.5.3 Closing elements that have implied end tags</a><li><a href=#parsing-main-inhtml>12.2.5.4 The rules for parsing tokens in HTML content</a><ol><li><a href=#the-initial-insertion-mode>12.2.5.4.1 The "initial" insertion mode</a><li><a href=#the-before-html-insertion-mode>12.2.5.4.2 The "before html" insertion mode</a><li><a href=#the-before-head-insertion-mode>12.2.5.4.3 The "before head" insertion mode</a><li><a href=#parsing-main-inhead>12.2.5.4.4 The "in head" insertion mode</a><li><a href=#parsing-main-inheadnoscript>12.2.5.4.5 The "in head noscript" insertion mode</a><li><a href=#the-after-head-insertion-mode>12.2.5.4.6 The "after head" insertion mode</a><li><a href=#parsing-main-inbody>12.2.5.4.7 The "in body" insertion mode</a><li><a href=#parsing-main-incdata>12.2.5.4.8 The "text"
insertion mode</a><li><a href=#parsing-main-intable>12.2.5.4.9 The "in table" insertion mode</a><li><a href=#parsing-main-intabletext>12.2.5.4.10 The "in table text" insertion mode</a><li><a href=#parsing-main-incaption>12.2.5.4.11 The "in caption" insertion mode</a><li><a href=#parsing-main-incolgroup>12.2.5.4.12 The "in column group" insertion mode</a><li><a href=#parsing-main-intbody>12.2.5.4.13 The "in table body" insertion mode</a><li><a href=#parsing-main-intr>12.2.5.4.14 The "in row" insertion mode</a><li><a href=#parsing-main-intd>12.2.5.4.15 The "in cell" insertion mode</a><li><a href=#parsing-main-inselect>12.2.5.4.16 The "in select" insertion mode</a><li><a href=#parsing-main-inselectintable>12.2.5.4.17 The "in select in table" insertion mode</a><li><a href=#parsing-main-intemplate>12.2.5.4.18 The "in template" insertion mode</a><li><a href=#parsing-main-afterbody>12.2.5.4.19 The "after body" insertion mode</a><li><a href=#parsing-main-inframeset>12.2.5.4.20 The "
in frameset" insertion mode</a><li><a href=#parsing-main-afterframeset>12.2.5.4.21 The "after frameset" insertion mode</a><li><a href=#the-after-after-body-insertion-mode>12.2.5.4.22 The "after after body" insertion mode</a><li><a href=#the-after-after-frameset-insertion-mode>12.2.5.4.23 The "after after frameset" insertion mode</a></ol><li><a href=#parsing-main-inforeign>12.2.5.5 The rules for parsing tokens in foreign content</a></ol><li><a href=#the-end>12.2.6 The end</a><li><a href=#coercing-an-html-dom-into-an-infoset>12.2.7 Coercing an HTML DOM into an infoset</a><li><a href=#an-introduction-to-error-handling-and-strange-cases-in-the-parser>12.2.8 An introduction to error handling and strange cases in the parser</a><ol><li><a href=#misnested-tags:-b-i-/b-/i>12.2.8.1 Misnested tags: <b><i></b></i></a><li><a href=#misnested-tags:-b-p-/b-/p>12.2.8.2 Misnested tags: <b><p></b></p></a><li><a href=#unexpected-markup-in-tables>12.2.8.3 Unexpected marku
p in tables</a><li><a href=#scripts-that-modify-the-page-as-it-is-being-parsed>12.2.8.4 Scripts that modify the page as it is being parsed</a><li><a href=#the-execution-of-scripts-that-are-moving-across-multiple-documents>12.2.8.5 The execution of scripts that are moving across multiple documents</a><li><a href=#unclosed-formatting-elements>12.2.8.6 Unclosed formatting elements</a></ol></ol><li><a href=#serialising-html-fragments>12.3 Serialising HTML fragments</a><li><a href=#parsing-html-fragments>12.4 Parsing HTML fragments</a><li><a href=#named-character-references>12.5 Named character references</a></ol><li id=toc-the-xhtml-syntax><a href=#the-xhtml-syntax>13 The XHTML syntax</a><ol><li><a href=#writing-xhtml-documents>13.1 Writing XHTML documents</a><li><a href=#parsing-xhtml-documents>13.2 Parsing XHTML documents</a><li><a href=#serialising-xhtml-fragments>13.3 Serialising XHTML fragments</a><li><a href=#parsing-xhtml-fragments>13.4 Parsing XHTML fragments</a></ol><li
id=toc-rendering><a href=#rendering>14 Rendering</a><ol><li><a href=#introduction-17>14.1 Introduction</a><li><a href=#the-css-user-agent-style-sheet-and-presentational-hints>14.2 The CSS user agent style sheet and presentational hints</a><li><a href=#non-replaced-elements>14.3 Non-replaced elements</a><ol><li><a href=#hidden-elements>14.3.1 Hidden elements</a><li><a href=#the-page>14.3.2 The page</a><li><a href=#flow-content-3>14.3.3 Flow content</a><li><a href=#phrasing-content-3>14.3.4 Phrasing content</a><li><a href=#bidi-rendering>14.3.5 Bidirectional text</a><li><a href=#quotes>14.3.6 Quotes</a><li><a href=#sections-and-headings>14.3.7 Sections and headings</a><li><a href=#lists>14.3.8 Lists</a><li><a href=#tables-2>14.3.9 Tables</a><li><a href=#margin-collapsing-quirks>14.3.10 Margin collapsing quirks</a><li><a href=#form-controls>14.3.11 Form controls</a><li><a href=#the-hr-element-2>14.3.12 The <code>hr</code> element</a><li><a href=#the-fieldset-and-legend-element
s>14.3.13 The <code>fieldset</code> and <code>legend</code> elements</a></ol><li><a href=#replaced-elements>14.4 Replaced elements</a><ol><li><a href=#embedded-content-rendering-rules>14.4.1 Embedded content</a><li><a href=#images-2>14.4.2 Images</a><li><a href=#attributes-for-embedded-content-and-images>14.4.3 Attributes for embedded content and images</a><li><a href=#image-maps-2>14.4.4 Image maps</a></ol><li><a href=#bindings>14.5 Bindings</a><ol><li><a href=#introduction-18>14.5.1 Introduction</a><li><a href=#the-button-element-2>14.5.2 The <code>button</code> element</a><li><a href=#the-details-element-2>14.5.3 The <code>details</code> element</a><li><a href=#the-input-element-as-a-text-entry-widget>14.5.4 The <code>input</code> element as a text entry widget</a><li><a href=#the-input-element-as-domain-specific-widgets>14.5.5 The <code>input</code> element as domain-specific widgets</a><li><a href=#the-input-element-as-a-range-control>14.5.6 The <code>input</code> eleme
nt as a range control</a><li><a href=#the-input-element-as-a-colour-well>14.5.7 The <code>input</code> element as a colour well</a><li><a href=#the-input-element-as-a-checkbox-and-radio-button-widgets>14.5.8 The <code>input</code> element as a checkbox and radio button widgets</a><li><a href=#the-input-element-as-a-file-upload-control>14.5.9 The <code>input</code> element as a file upload control</a><li><a href=#the-input-element-as-a-button>14.5.10 The <code>input</code> element as a button</a><li><a href=#the-marquee-element>14.5.11 The <code>marquee</code> element</a><li><a href=#the-meter-element-2>14.5.12 The <code>meter</code> element</a><li><a href=#the-progress-element-2>14.5.13 The <code>progress</code> element</a><li><a href=#the-select-element-2>14.5.14 The <code>select</code> element</a><li><a href=#the-textarea-element-2>14.5.15 The <code>textarea</code> element</a><li><a href=#the-keygen-element-2>14.5.16 The <code>keygen</code> element</a></ol><li><a href=#fra
mes-and-framesets>14.6 Frames and framesets</a><li><a href=#interactive-media>14.7 Interactive media</a><ol><li><a href=#links,-forms,-and-navigation>14.7.1 Links, forms, and navigation</a><li><a href=#the-title-attribute-2>14.7.2 The <code>title</code> attribute</a><li><a href=#editing-hosts>14.7.3 Editing hosts</a><li><a href=#text-rendered-in-native-user-interfaces>14.7.4 Text rendered in native user interfaces</a></ol><li><a href=#print-media>14.8 Print media</a><li><a href=#unstyled-xml-documents>14.9 Unstyled XML documents</a></ol><li id=toc-obsolete><a href=#obsolete>15 Obsolete features</a><ol><li><a href=#obsolete-but-conforming-features>15.1 Obsolete but conforming features</a><ol><li><a href=#warnings-for-obsolete-but-conforming-features>15.1.1 Warnings for obsolete but conforming features</a></ol><li><a href=#non-conforming-features>15.2 Non-conforming features</a><li><a href=#requirements-for-implementations>15.3 Requirements for implementations</a><ol><li><a hr
ef=#the-applet-element>15.3.1 The <code>applet</code> element</a><li><a href=#the-marquee-element-2>15.3.2 The <code>marquee</code> element</a><li><a href=#frames>15.3.3 Frames</a><li><a href=#other-elements,-attributes-and-apis>15.3.4 Other elements, attributes and APIs</a></ol></ol><li id=toc-iana><a href=#iana>16 IANA considerations</a><ol><li><a href=#text/html>16.1 <code>text/html</code></a><li><a href=#multipart/x-mixed-replace>16.2 <code>multipart/x-mixed-replace</code></a><li><a href=#application/xhtml+xml>16.3 <code>application/xhtml+xml</code></a><li><a href=#application/x-www-form-urlencoded>16.4 <code>application/x-www-form-urlencoded</code></a><li><a href=#text/cache-manifest>16.5 <code>text/cache-manifest</code></a><li><a href=#text/ping>16.6 <code>text/ping</code></a><li><a href=#application/microdata+json>16.7 <code>application/microdata+json</code></a><li><a href=#ping-from>16.8 <code>Ping-From</code></a><li><a href=#ping-to>16.9 <code>Ping-To</code></a><li>
<a href=#web+-scheme-prefix>16.10 <code>web+</code> scheme prefix</a></ol><li id=toc-index><a href=#index>Index</a><ol><li><a href=#elements-3>Elements</a><li><a href=#element-content-categories>Element content categories</a><li><a href=#attributes-3>Attributes</a><li><a href=#element-interfaces>Element Interfaces</a><li><a href=#all-interfaces>All Interfaces</a><li><a href=#events-2>Events</a><li><a href=#mime-types-2>MIME Types</a></ol><li id=toc-references><a href=#references>References</a><li id=toc-acknowledgments><a href=#acknowledgments>Acknowledgements</a></ol>
+ content that doesn't have a DOM</a><li><a href=#scroll-to-fragid>7.6.9 Navigating to a fragment identifier</a><li><a href=#history-traversal>7.6.10 History traversal</a><ol><li><a href=#the-popstateevent-interface>7.6.10.1 The <code>PopStateEvent</code> interface</a><li><a href=#the-hashchangeevent-interface>7.6.10.2 The <code>HashChangeEvent</code> interface</a><li><a href=#the-pagetransitionevent-interface>7.6.10.3 The <code>PageTransitionEvent</code> interface</a></ol><li><a href=#unloading-documents>7.6.11 Unloading documents</a><ol><li><a href=#the-beforeunloadevent-interface>7.6.11.1 The <code>BeforeUnloadEvent</code> interface</a></ol><li><a href=#aborting-a-document-load>7.6.12 Aborting a document load</a></ol><li><a href=#offline>7.7 Offline Web applications</a><ol><li><a href=#introduction-11>7.7.1 Introduction</a><ol><li><a href=#supporting-offline-caching-for-legacy-applications>7.7.1.1 Supporting offline caching for legacy applications</a><li><a href=#appcache
events>7.7.1.2 Event summary</a></ol><li><a href=#appcache>7.7.2 Application caches</a><li><a href=#manifests>7.7.3 The cache manifest syntax</a><ol><li><a href=#some-sample-manifests>7.7.3.1 Some sample manifests</a><li><a href=#writing-cache-manifests>7.7.3.2 Writing cache manifests</a><li><a href=#parsing-cache-manifests>7.7.3.3 Parsing cache manifests</a></ol><li><a href=#downloading-or-updating-an-application-cache>7.7.4 Downloading or updating an application cache</a><li><a href=#the-application-cache-selection-algorithm>7.7.5 The application cache selection algorithm</a><li><a href=#changesToNetworkingModel>7.7.6 Changes to the networking model</a><li><a href=#expiring-application-caches>7.7.7 Expiring application caches</a><li><a href=#disk-space>7.7.8 Disk space</a><li><a href=#security-concerns-with-offline-applications-caches>7.7.9 Security concerns with offline applications caches</a><li><a href=#application-cache-api>7.7.10 Application cache API</a><li><a href=#
navigator.online>7.7.11 Browser state</a></ol></ol><li id=toc-webappapis><a href=#webappapis>8 Web application APIs</a><ol><li><a href=#scripting>8.1 Scripting</a><ol><li><a href=#introduction-12>8.1.1 Introduction</a><li><a href=#enabling-and-disabling-scripting>8.1.2 Enabling and disabling scripting</a><li><a href=#processing-model-8>8.1.3 Processing model</a><ol><li><a href=#definitions-2>8.1.3.1 Definitions</a><li><a href=#script-settings-for-browsing-contexts>8.1.3.2 Script settings for browsing contexts</a><li><a href=#calling-scripts>8.1.3.3 Calling scripts</a><li><a href=#creating-scripts>8.1.3.4 Creating scripts</a><li><a href=#killing-scripts>8.1.3.5 Killing scripts</a><li><a href=#runtime-script-errors>8.1.3.6 Runtime script errors</a><ol><li><a href=#runtime-script-errors-in-documents>8.1.3.6.1 Runtime script errors in documents</a><li><a href=#the-errorevent-interface>8.1.3.6.2 The <code>ErrorEvent</code> interface</a></ol></ol><li><a href=#event-loops>8.1.4 Eve
nt loops</a><ol><li><a href=#definitions-3>8.1.4.1 Definitions</a><li><a href=#processing-model-9>8.1.4.2 Processing model</a><li><a href=#generic-task-sources>8.1.4.3 Generic task sources</a></ol><li><a href=#events>8.1.5 Events</a><ol><li><a href=#event-handler-attributes>8.1.5.1 Event handlers</a><li><a href=#event-handlers-on-elements,-document-objects,-and-window-objects>8.1.5.2 Event handlers on elements, <code>Document</code> objects, and <code>Window</code> objects</a><ol><li><a href=#idl-definitions>8.1.5.2.1 IDL definitions</a></ol><li><a href=#event-firing>8.1.5.3 Event firing</a><li><a href=#events-and-the-window-object>8.1.5.4 Events and the <code>Window</code> object</a></ol></ol><li><a href=#atob>8.2 Base64 utility methods</a><li><a href=#dynamic-markup-insertion>8.3 Dynamic markup insertion</a><ol><li><a href=#opening-the-input-stream>8.3.1 Opening the input stream</a><li><a href=#closing-the-input-stream>8.3.2 Closing the input stream</a><li><a href=#documen
t.write()>8.3.3 <code>document.write()</code></a><li><a href=#document.writeln()>8.3.4 <code>document.writeln()</code></a></ol><li><a href=#timers>8.4 Timers</a><li><a href=#user-prompts>8.5 User prompts</a><ol><li><a href=#simple-dialogs>8.5.1 Simple dialogs</a><li><a href=#printing>8.5.2 Printing</a><li><a href=#dialogs-implemented-using-separate-documents>8.5.3 Dialogs implemented using separate documents with <code>showModalDialog()</code></a></ol><li><a href=#system-state-and-capabilities>8.6 System state and capabilities</a><ol><li><a href=#the-navigator-object>8.6.1 The <code>Navigator</code> object</a><ol><li><a href=#client-identification>8.6.1.1 Client identification</a><li><a href=#language-preferences>8.6.1.2 Language preferences</a><li><a href=#custom-handlers>8.6.1.3 Custom scheme and content handlers: the <code>registerProtocolHandler()</code> and <code>registerContentHandler()</code> methods</a><ol><li><a href=#security-and-privacy>8.6.1.3.1 Security and priv
acy</a><li><a href=#sample-handler-impl>8.6.1.3.2 Sample user interface</a></ol><li><a href=#manually-releasing-the-storage-mutex>8.6.1.4 Manually releasing the storage mutex</a><li><a href=#plugins-2>8.6.1.5 Plugins</a></ol><li><a href=#the-external-interface>8.6.2 The <code>External</code> interface</a></ol><li><a href=#images>8.7 Images</a></ol><li id=toc-comms><a href=#comms>9 Communication</a><ol><li><a href=#the-messageevent-interfaces>9.1 The <code>MessageEvent</code> interfaces</a><li><a href=#server-sent-events>9.2 Server-sent events</a><ol><li><a href=#server-sent-events-intro>9.2.1 Introduction</a><li><a href=#the-eventsource-interface>9.2.2 The <code>EventSource</code> interface</a><li><a href=#processing-model-10>9.2.3 Processing model</a><li><a href=#parsing-an-event-stream>9.2.4 Parsing an event stream</a><li><a href=#event-stream-interpretation>9.2.5 Interpreting an event stream</a><li><a href=#authoring-notes>9.2.6 Authoring notes</a><li><a href=#eventsource
-push>9.2.7 Connectionless push and other features</a><li><a href=#garbage-collection-2>9.2.8 Garbage collection</a><li><a href=#implementation-advice>9.2.9 Implementation advice</a><li><a href=#iana-considerations>9.2.10 IANA considerations</a><ol><li><a href=#text/event-stream>9.2.10.1 <code>text/event-stream</code></a><li><a href=#last-event-id>9.2.10.2 <code>Last-Event-ID</code></a></ol></ol><li><a href=#network>9.3 Web sockets</a><ol><li><a href=#network-intro>9.3.1 Introduction</a><li><a href=#the-websocket-interface>9.3.2 The <code>WebSocket</code> interface</a><li><a href=#feedback-from-the-protocol>9.3.3 Feedback from the protocol</a><li><a href=#ping-and-pong-frames>9.3.4 Ping and Pong frames</a><li><a href=#parsing-websocket-urls>9.3.5 Parsing WebSocket URLs</a><li><a href=#the-closeevent-interfaces>9.3.6 The <code>CloseEvent</code> interfaces</a><li><a href=#garbage-collection-3>9.3.7 Garbage collection</a></ol><li><a href=#web-messaging>9.4 Cross-document messag
ing</a><ol><li><a href=#introduction-13>9.4.1 Introduction</a><li><a href=#security-postmsg>9.4.2 Security</a><ol><li><a href=#authors>9.4.2.1 Authors</a><li><a href=#user-agents>9.4.2.2 User agents</a></ol><li><a href=#posting-messages>9.4.3 Posting messages</a></ol><li><a href=#channel-messaging>9.5 Channel messaging</a><ol><li><a href=#introduction-14>9.5.1 Introduction</a><ol><li><a href=#examples-5>9.5.1.1 Examples</a><li><a href=#ports-as-the-basis-of-an-object-capability-model-on-the-web>9.5.1.2 Ports as the basis of an object-capability model on the Web</a><li><a href=#ports-as-the-basis-of-abstracting-out-service-implementations>9.5.1.3 Ports as the basis of abstracting out service implementations</a></ol><li><a href=#message-channels>9.5.2 Message channels</a><li><a href=#message-ports>9.5.3 Message ports</a><li><a href=#broadcasting-to-many-ports>9.5.4 Broadcasting to many ports</a><li><a href=#ports-and-garbage-collection>9.5.5 Ports and garbage collection</a></o
l><li><a href=#broadcasting-to-other-browsing-contexts>9.6 Broadcasting to other browsing contexts</a></ol><li id=toc-workers><a href=#workers>10 Web workers</a><ol><li><a href=#introduction-15>10.1 Introduction</a><ol><li><a href=#scope-2>10.1.1 Scope</a><li><a href=#examples-6>10.1.2 Examples</a><ol><li><a href=#a-background-number-crunching-worker>10.1.2.1 A background number-crunching worker</a><li><a href=#worker-used-for-background-i/o>10.1.2.2 Worker used for background I/O</a><li><a href=#shared-workers-introduction>10.1.2.3 Shared workers introduction</a><li><a href=#shared-state-using-a-shared-worker>10.1.2.4 Shared state using a shared worker</a><li><a href=#delegation>10.1.2.5 Delegation</a></ol><li><a href=#tutorials>10.1.3 Tutorials</a><ol><li><a href=#creating-a-dedicated-worker>10.1.3.1 Creating a dedicated worker</a><li><a href=#communicating-with-a-dedicated-worker>10.1.3.2 Communicating with a dedicated worker</a><li><a href=#shared-workers>10.1.3.3 Shared
workers</a></ol></ol><li><a href=#infrastructure-2>10.2 Infrastructure</a><ol><li><a href=#the-global-scope>10.2.1 The global scope</a><ol><li><a href=#the-workerglobalscope-common-interface>10.2.1.1 The <code>WorkerGlobalScope</code> common interface</a><li><a href=#dedicated-workers-and-the-dedicatedworkerglobalscope-interface>10.2.1.2 Dedicated workers and the <code>DedicatedWorkerGlobalScope</code> interface</a><li><a href=#shared-workers-and-the-sharedworkerglobalscope-interface>10.2.1.3 Shared workers and the <code>SharedWorkerGlobalScope</code> interface</a></ol><li><a href=#worker-event-loop>10.2.2 The event loop</a><li><a href="#the-worker's-lifetime">10.2.3 The worker's lifetime</a><li><a href=#processing-model-11>10.2.4 Processing model</a><li><a href=#runtime-script-errors-2>10.2.5 Runtime script errors</a><li><a href=#creating-workers>10.2.6 Creating workers</a><ol><li><a href=#the-abstractworker-abstract-interface>10.2.6.1 The <code>AbstractWorker</code> abstr
act interface</a><li><a href=#script-settings-for-workers>10.2.6.2 Script settings for workers</a><li><a href=#dedicated-workers-and-the-worker-interface>10.2.6.3 Dedicated workers and the <code>Worker</code> interface</a><li><a href=#shared-workers-and-the-sharedworker-interface>10.2.6.4 Shared workers and the <code>SharedWorker</code> interface</a></ol></ol><li><a href=#apis-available-to-workers>10.3 APIs available to workers</a><ol><li><a href=#importing-scripts-and-libraries>10.3.1 Importing scripts and libraries</a><li><a href=#the-workernavigator-object>10.3.2 The <code>WorkerNavigator</code> object</a><li><a href=#worker-locations>10.3.3 Worker locations</a></ol></ol><li id=toc-webstorage><a href=#webstorage>11 Web storage</a><ol><li><a href=#introduction-16>11.1 Introduction</a><li><a href=#storage>11.2 The API</a><ol><li><a href=#the-storage-interface>11.2.1 The <code>Storage</code> interface</a><li><a href=#the-sessionstorage-attribute>11.2.2 The <code>sessionStora
ge</code> attribute</a><li><a href=#the-localstorage-attribute>11.2.3 The <code>localStorage</code> attribute</a><li><a href=#the-storage-event>11.2.4 The <code>storage</code> event</a><ol><li><a href=#the-storageevent-interface>11.2.4.1 The <code>StorageEvent</code> interface</a></ol><li><a href=#threads>11.2.5 Threads</a></ol><li><a href=#disk-space-2>11.3 Disk space</a><li><a href=#privacy>11.4 Privacy</a><ol><li><a href=#user-tracking>11.4.1 User tracking</a><li><a href=#sensitivity-of-data>11.4.2 Sensitivity of data</a></ol><li><a href=#security-storage>11.5 Security</a><ol><li><a href=#dns-spoofing-attacks>11.5.1 DNS spoofing attacks</a><li><a href=#cross-directory-attacks>11.5.2 Cross-directory attacks</a><li><a href=#implementation-risks>11.5.3 Implementation risks</a></ol></ol><li id=toc-syntax><a href=#syntax>12 The HTML syntax</a><ol><li><a href=#writing>12.1 Writing HTML documents</a><ol><li><a href=#the-doctype>12.1.1 The DOCTYPE</a><li><a href=#elements-2>12.1.
2 Elements</a><ol><li><a href=#start-tags>12.1.2.1 Start tags</a><li><a href=#end-tags>12.1.2.2 End tags</a><li><a href=#attributes-2>12.1.2.3 Attributes</a><li><a href=#optional-tags>12.1.2.4 Optional tags</a><li><a href=#element-restrictions>12.1.2.5 Restrictions on content models</a><li><a href=#cdata-rcdata-restrictions>12.1.2.6 Restrictions on the contents of raw text and escapable raw text elements</a></ol><li><a href=#text-2>12.1.3 Text</a><ol><li><a href=#newlines>12.1.3.1 Newlines</a></ol><li><a href=#character-references>12.1.4 Character references</a><li><a href=#cdata-sections>12.1.5 CDATA sections</a><li><a href=#comments>12.1.6 Comments</a></ol><li><a href=#parsing>12.2 Parsing HTML documents</a><ol><li><a href=#overview-of-the-parsing-model>12.2.1 Overview of the parsing model</a><li><a href=#the-input-byte-stream>12.2.2 The input byte stream</a><ol><li><a href=#parsing-with-a-known-character-encoding>12.2.2.1 Parsing with a known character encoding</a><li><a
href=#determining-the-character-encoding>12.2.2.2 Determining the character encoding</a><li><a href=#character-encodings>12.2.2.3 Character encodings</a><li><a href=#changing-the-encoding-while-parsing>12.2.2.4 Changing the encoding while parsing</a><li><a href=#preprocessing-the-input-stream>12.2.2.5 Preprocessing the input stream</a></ol><li><a href=#parse-state>12.2.3 Parse state</a><ol><li><a href=#the-insertion-mode>12.2.3.1 The insertion mode</a><li><a href=#the-stack-of-open-elements>12.2.3.2 The stack of open elements</a><li><a href=#the-list-of-active-formatting-elements>12.2.3.3 The list of active formatting elements</a><li><a href=#the-element-pointers>12.2.3.4 The element pointers</a><li><a href=#other-parsing-state-flags>12.2.3.5 Other parsing state flags</a></ol><li><a href=#tokenization>12.2.4 Tokenization</a><ol><li><a href=#data-state>12.2.4.1 Data state</a><li><a href=#character-reference-in-data-state>12.2.4.2 Character reference in data state</a><li><a hr
ef=#rcdata-state>12.2.4.3 RCDATA state</a><li><a href=#character-reference-in-rcdata-state>12.2.4.4 Character reference in RCDATA state</a><li><a href=#rawtext-state>12.2.4.5 RAWTEXT state</a><li><a href=#script-data-state>12.2.4.6 Script data state</a><li><a href=#plaintext-state>12.2.4.7 PLAINTEXT state</a><li><a href=#tag-open-state>12.2.4.8 Tag open state</a><li><a href=#end-tag-open-state>12.2.4.9 End tag open state</a><li><a href=#tag-name-state>12.2.4.10 Tag name state</a><li><a href=#rcdata-less-than-sign-state>12.2.4.11 RCDATA less-than sign state</a><li><a href=#rcdata-end-tag-open-state>12.2.4.12 RCDATA end tag open state</a><li><a href=#rcdata-end-tag-name-state>12.2.4.13 RCDATA end tag name state</a><li><a href=#rawtext-less-than-sign-state>12.2.4.14 RAWTEXT less-than sign state</a><li><a href=#rawtext-end-tag-open-state>12.2.4.15 RAWTEXT end tag open state</a><li><a href=#rawtext-end-tag-name-state>12.2.4.16 RAWTEXT end tag name state</a><li><a href=#script-dat
a-less-than-sign-state>12.2.4.17 Script data less-than sign state</a><li><a href=#script-data-end-tag-open-state>12.2.4.18 Script data end tag open state</a><li><a href=#script-data-end-tag-name-state>12.2.4.19 Script data end tag name state</a><li><a href=#script-data-escape-start-state>12.2.4.20 Script data escape start state</a><li><a href=#script-data-escape-start-dash-state>12.2.4.21 Script data escape start dash state</a><li><a href=#script-data-escaped-state>12.2.4.22 Script data escaped state</a><li><a href=#script-data-escaped-dash-state>12.2.4.23 Script data escaped dash state</a><li><a href=#script-data-escaped-dash-dash-state>12.2.4.24 Script data escaped dash dash state</a><li><a href=#script-data-escaped-less-than-sign-state>12.2.4.25 Script data escaped less-than sign state</a><li><a href=#script-data-escaped-end-tag-open-state>12.2.4.26 Script data escaped end tag open state</a><li><a href=#script-data-escaped-end-tag-name-state>12.2.4.27 Script data escaped
end tag name state</a><li><a href=#script-data-double-escape-start-state>12.2.4.28 Script data double escape start state</a><li><a href=#script-data-double-escaped-state>12.2.4.29 Script data double escaped state</a><li><a href=#script-data-double-escaped-dash-state>12.2.4.30 Script data double escaped dash state</a><li><a href=#script-data-double-escaped-dash-dash-state>12.2.4.31 Script data double escaped dash dash state</a><li><a href=#script-data-double-escaped-less-than-sign-state>12.2.4.32 Script data double escaped less-than sign state</a><li><a href=#script-data-double-escape-end-state>12.2.4.33 Script data double escape end state</a><li><a href=#before-attribute-name-state>12.2.4.34 Before attribute name state</a><li><a href=#attribute-name-state>12.2.4.35 Attribute name state</a><li><a href=#after-attribute-name-state>12.2.4.36 After attribute name state</a><li><a href=#before-attribute-value-state>12.2.4.37 Before attribute value state</a><li><a href=#attribute-va
lue-(double-quoted)-state>12.2.4.38 Attribute value (double-quoted) state</a><li><a href=#attribute-value-(single-quoted)-state>12.2.4.39 Attribute value (single-quoted) state</a><li><a href=#attribute-value-(unquoted)-state>12.2.4.40 Attribute value (unquoted) state</a><li><a href=#character-reference-in-attribute-value-state>12.2.4.41 Character reference in attribute value state</a><li><a href=#after-attribute-value-(quoted)-state>12.2.4.42 After attribute value (quoted) state</a><li><a href=#self-closing-start-tag-state>12.2.4.43 Self-closing start tag state</a><li><a href=#bogus-comment-state>12.2.4.44 Bogus comment state</a><li><a href=#markup-declaration-open-state>12.2.4.45 Markup declaration open state</a><li><a href=#comment-start-state>12.2.4.46 Comment start state</a><li><a href=#comment-start-dash-state>12.2.4.47 Comment start dash state</a><li><a href=#comment-state>12.2.4.48 Comment state</a><li><a href=#comment-end-dash-state>12.2.4.49 Comment end dash state</
a><li><a href=#comment-end-state>12.2.4.50 Comment end state</a><li><a href=#comment-end-bang-state>12.2.4.51 Comment end bang state</a><li><a href=#doctype-state>12.2.4.52 DOCTYPE state</a><li><a href=#before-doctype-name-state>12.2.4.53 Before DOCTYPE name state</a><li><a href=#doctype-name-state>12.2.4.54 DOCTYPE name state</a><li><a href=#after-doctype-name-state>12.2.4.55 After DOCTYPE name state</a><li><a href=#after-doctype-public-keyword-state>12.2.4.56 After DOCTYPE public keyword state</a><li><a href=#before-doctype-public-identifier-state>12.2.4.57 Before DOCTYPE public identifier state</a><li><a href=#doctype-public-identifier-(double-quoted)-state>12.2.4.58 DOCTYPE public identifier (double-quoted) state</a><li><a href=#doctype-public-identifier-(single-quoted)-state>12.2.4.59 DOCTYPE public identifier (single-quoted) state</a><li><a href=#after-doctype-public-identifier-state>12.2.4.60 After DOCTYPE public identifier state</a><li><a href=#between-doctype-public
-and-system-identifiers-state>12.2.4.61 Between DOCTYPE public and system identifiers state</a><li><a href=#after-doctype-system-keyword-state>12.2.4.62 After DOCTYPE system keyword state</a><li><a href=#before-doctype-system-identifier-state>12.2.4.63 Before DOCTYPE system identifier state</a><li><a href=#doctype-system-identifier-(double-quoted)-state>12.2.4.64 DOCTYPE system identifier (double-quoted) state</a><li><a href=#doctype-system-identifier-(single-quoted)-state>12.2.4.65 DOCTYPE system identifier (single-quoted) state</a><li><a href=#after-doctype-system-identifier-state>12.2.4.66 After DOCTYPE system identifier state</a><li><a href=#bogus-doctype-state>12.2.4.67 Bogus DOCTYPE state</a><li><a href=#cdata-section-state>12.2.4.68 CDATA section state</a><li><a href=#tokenizing-character-references>12.2.4.69 Tokenizing character references</a></ol><li><a href=#tree-construction>12.2.5 Tree construction</a><ol><li><a href=#creating-and-inserting-nodes>12.2.5.1 Creatin
g and inserting nodes</a><li><a href=#parsing-elements-that-contain-only-text>12.2.5.2 Parsing elements that contain only text</a><li><a href=#closing-elements-that-have-implied-end-tags>12.2.5.3 Closing elements that have implied end tags</a><li><a href=#parsing-main-inhtml>12.2.5.4 The rules for parsing tokens in HTML content</a><ol><li><a href=#the-initial-insertion-mode>12.2.5.4.1 The "initial" insertion mode</a><li><a href=#the-before-html-insertion-mode>12.2.5.4.2 The "before html" insertion mode</a><li><a href=#the-before-head-insertion-mode>12.2.5.4.3 The "before head" insertion mode</a><li><a href=#parsing-main-inhead>12.2.5.4.4 The "in head" insertion mode</a><li><a href=#parsing-main-inheadnoscript>12.2.5.4.5 The "in head noscript" insertion mode</a><li><a href=#the-after-head-insertion-mode>12.2.5.4.6 The "after head" insertion mode</a><li><a href=#parsing-main-inbody>12.2.5.4.7 The "in body" insertion mode</a><li><a href=#parsing-main-incdata>12.2.5.4.8 The "tex
t" insertion mode</a><li><a href=#parsing-main-intable>12.2.5.4.9 The "in table" insertion mode</a><li><a href=#parsing-main-intabletext>12.2.5.4.10 The "in table text" insertion mode</a><li><a href=#parsing-main-incaption>12.2.5.4.11 The "in caption" insertion mode</a><li><a href=#parsing-main-incolgroup>12.2.5.4.12 The "in column group" insertion mode</a><li><a href=#parsing-main-intbody>12.2.5.4.13 The "in table body" insertion mode</a><li><a href=#parsing-main-intr>12.2.5.4.14 The "in row" insertion mode</a><li><a href=#parsing-main-intd>12.2.5.4.15 The "in cell" insertion mode</a><li><a href=#parsing-main-inselect>12.2.5.4.16 The "in select" insertion mode</a><li><a href=#parsing-main-inselectintable>12.2.5.4.17 The "in select in table" insertion mode</a><li><a href=#parsing-main-intemplate>12.2.5.4.18 The "in template" insertion mode</a><li><a href=#parsing-main-afterbody>12.2.5.4.19 The "after body" insertion mode</a><li><a href=#parsing-main-inframeset>12.2.5.4.20 Th
e "in frameset" insertion mode</a><li><a href=#parsing-main-afterframeset>12.2.5.4.21 The "after frameset" insertion mode</a><li><a href=#the-after-after-body-insertion-mode>12.2.5.4.22 The "after after body" insertion mode</a><li><a href=#the-after-after-frameset-insertion-mode>12.2.5.4.23 The "after after frameset" insertion mode</a></ol><li><a href=#parsing-main-inforeign>12.2.5.5 The rules for parsing tokens in foreign content</a></ol><li><a href=#the-end>12.2.6 The end</a><li><a href=#coercing-an-html-dom-into-an-infoset>12.2.7 Coercing an HTML DOM into an infoset</a><li><a href=#an-introduction-to-error-handling-and-strange-cases-in-the-parser>12.2.8 An introduction to error handling and strange cases in the parser</a><ol><li><a href=#misnested-tags:-b-i-/b-/i>12.2.8.1 Misnested tags: <b><i></b></i></a><li><a href=#misnested-tags:-b-p-/b-/p>12.2.8.2 Misnested tags: <b><p></b></p></a><li><a href=#unexpected-markup-in-tables>12.2.8.3 Unexpected ma
rkup in tables</a><li><a href=#scripts-that-modify-the-page-as-it-is-being-parsed>12.2.8.4 Scripts that modify the page as it is being parsed</a><li><a href=#the-execution-of-scripts-that-are-moving-across-multiple-documents>12.2.8.5 The execution of scripts that are moving across multiple documents</a><li><a href=#unclosed-formatting-elements>12.2.8.6 Unclosed formatting elements</a></ol></ol><li><a href=#serialising-html-fragments>12.3 Serialising HTML fragments</a><li><a href=#parsing-html-fragments>12.4 Parsing HTML fragments</a><li><a href=#named-character-references>12.5 Named character references</a></ol><li id=toc-the-xhtml-syntax><a href=#the-xhtml-syntax>13 The XHTML syntax</a><ol><li><a href=#writing-xhtml-documents>13.1 Writing XHTML documents</a><li><a href=#parsing-xhtml-documents>13.2 Parsing XHTML documents</a><li><a href=#serialising-xhtml-fragments>13.3 Serialising XHTML fragments</a><li><a href=#parsing-xhtml-fragments>13.4 Parsing XHTML fragments</a></ol>
<li id=toc-rendering><a href=#rendering>14 Rendering</a><ol><li><a href=#introduction-17>14.1 Introduction</a><li><a href=#the-css-user-agent-style-sheet-and-presentational-hints>14.2 The CSS user agent style sheet and presentational hints</a><li><a href=#non-replaced-elements>14.3 Non-replaced elements</a><ol><li><a href=#hidden-elements>14.3.1 Hidden elements</a><li><a href=#the-page>14.3.2 The page</a><li><a href=#flow-content-3>14.3.3 Flow content</a><li><a href=#phrasing-content-3>14.3.4 Phrasing content</a><li><a href=#bidi-rendering>14.3.5 Bidirectional text</a><li><a href=#quotes>14.3.6 Quotes</a><li><a href=#sections-and-headings>14.3.7 Sections and headings</a><li><a href=#lists>14.3.8 Lists</a><li><a href=#tables-2>14.3.9 Tables</a><li><a href=#margin-collapsing-quirks>14.3.10 Margin collapsing quirks</a><li><a href=#form-controls>14.3.11 Form controls</a><li><a href=#the-hr-element-2>14.3.12 The <code>hr</code> element</a><li><a href=#the-fieldset-and-legend-elem
ents>14.3.13 The <code>fieldset</code> and <code>legend</code> elements</a></ol><li><a href=#replaced-elements>14.4 Replaced elements</a><ol><li><a href=#embedded-content-rendering-rules>14.4.1 Embedded content</a><li><a href=#images-2>14.4.2 Images</a><li><a href=#attributes-for-embedded-content-and-images>14.4.3 Attributes for embedded content and images</a><li><a href=#image-maps-2>14.4.4 Image maps</a></ol><li><a href=#bindings>14.5 Bindings</a><ol><li><a href=#introduction-18>14.5.1 Introduction</a><li><a href=#the-button-element-2>14.5.2 The <code>button</code> element</a><li><a href=#the-details-element-2>14.5.3 The <code>details</code> element</a><li><a href=#the-input-element-as-a-text-entry-widget>14.5.4 The <code>input</code> element as a text entry widget</a><li><a href=#the-input-element-as-domain-specific-widgets>14.5.5 The <code>input</code> element as domain-specific widgets</a><li><a href=#the-input-element-as-a-range-control>14.5.6 The <code>input</code> el
ement as a range control</a><li><a href=#the-input-element-as-a-colour-well>14.5.7 The <code>input</code> element as a colour well</a><li><a href=#the-input-element-as-a-checkbox-and-radio-button-widgets>14.5.8 The <code>input</code> element as a checkbox and radio button widgets</a><li><a href=#the-input-element-as-a-file-upload-control>14.5.9 The <code>input</code> element as a file upload control</a><li><a href=#the-input-element-as-a-button>14.5.10 The <code>input</code> element as a button</a><li><a href=#the-marquee-element>14.5.11 The <code>marquee</code> element</a><li><a href=#the-meter-element-2>14.5.12 The <code>meter</code> element</a><li><a href=#the-progress-element-2>14.5.13 The <code>progress</code> element</a><li><a href=#the-select-element-2>14.5.14 The <code>select</code> element</a><li><a href=#the-textarea-element-2>14.5.15 The <code>textarea</code> element</a><li><a href=#the-keygen-element-2>14.5.16 The <code>keygen</code> element</a></ol><li><a href=#
frames-and-framesets>14.6 Frames and framesets</a><li><a href=#interactive-media>14.7 Interactive media</a><ol><li><a href=#links,-forms,-and-navigation>14.7.1 Links, forms, and navigation</a><li><a href=#the-title-attribute-2>14.7.2 The <code>title</code> attribute</a><li><a href=#editing-hosts>14.7.3 Editing hosts</a><li><a href=#text-rendered-in-native-user-interfaces>14.7.4 Text rendered in native user interfaces</a></ol><li><a href=#print-media>14.8 Print media</a><li><a href=#unstyled-xml-documents>14.9 Unstyled XML documents</a></ol><li id=toc-obsolete><a href=#obsolete>15 Obsolete features</a><ol><li><a href=#obsolete-but-conforming-features>15.1 Obsolete but conforming features</a><ol><li><a href=#warnings-for-obsolete-but-conforming-features>15.1.1 Warnings for obsolete but conforming features</a></ol><li><a href=#non-conforming-features>15.2 Non-conforming features</a><li><a href=#requirements-for-implementations>15.3 Requirements for implementations</a><ol><li><a
href=#the-applet-element>15.3.1 The <code>applet</code> element</a><li><a href=#the-marquee-element-2>15.3.2 The <code>marquee</code> element</a><li><a href=#frames>15.3.3 Frames</a><li><a href=#other-elements,-attributes-and-apis>15.3.4 Other elements, attributes and APIs</a></ol></ol><li id=toc-iana><a href=#iana>16 IANA considerations</a><ol><li><a href=#text/html>16.1 <code>text/html</code></a><li><a href=#multipart/x-mixed-replace>16.2 <code>multipart/x-mixed-replace</code></a><li><a href=#application/xhtml+xml>16.3 <code>application/xhtml+xml</code></a><li><a href=#application/x-www-form-urlencoded>16.4 <code>application/x-www-form-urlencoded</code></a><li><a href=#text/cache-manifest>16.5 <code>text/cache-manifest</code></a><li><a href=#text/ping>16.6 <code>text/ping</code></a><li><a href=#application/microdata+json>16.7 <code>application/microdata+json</code></a><li><a href=#ping-from>16.8 <code>Ping-From</code></a><li><a href=#ping-to>16.9 <code>Ping-To</code></a><
li><a href=#web+-scheme-prefix>16.10 <code>web+</code> scheme prefix</a></ol><li id=toc-index><a href=#index>Index</a><ol><li><a href=#elements-3>Elements</a><li><a href=#element-content-categories>Element content categories</a><li><a href=#attributes-3>Attributes</a><li><a href=#element-interfaces>Element Interfaces</a><li><a href=#all-interfaces>All Interfaces</a><li><a href=#events-2>Events</a><li><a href=#mime-types-2>MIME Types</a></ol><li id=toc-references><a href=#references>References</a><li id=toc-acknowledgments><a href=#acknowledgments>Acknowledgements</a></ol>
@@ -10298,7 +10298,7 @@
<code id=interactions-of-styling-and-scripting:the-style-element-3><a href=#the-style-element>style</a></code> element or a <code id=interactions-of-styling-and-scripting:the-link-element-2><a href=#the-link-element>link</a></code> element that was an <a href=#link-type-stylesheet id=interactions-of-styling-and-scripting:link-type-stylesheet>external resource link that contributes to the styling processing
model</a> when the element was created by the parser, and the element's style sheet was enabled
when the element was created by the parser, and the element's <a href=#style-sheet-ready id=interactions-of-styling-and-scripting:style-sheet-ready-2>style sheet ready</a> flag
- is not yet set, and, the last time the <a href=#event-loop id=interactions-of-styling-and-scripting:event-loop-2>event loop</a> reached step 1, the element was
+ is not yet set, and, the last time the <a href=#event-loop id=interactions-of-styling-and-scripting:event-loop-2>event loop</a> reached <a href=#step1>step 1</a>, the element was
<a href=#in-a-document id=interactions-of-styling-and-scripting:in-a-document>in that <code>Document</code></a>, and the user agent hasn't given
up on that particular style sheet yet. A user agent may give up on a style sheet at any time.</p>
@@ -18425,7 +18425,7 @@
<p>An <code id=the-img-element:the-img-element-47><a href=#the-img-element>img</a></code> element is associated with a <a href=#source-set id=the-img-element:source-set>source set</a>.</p>
- <p>A <dfn id=source-set>source set</dfn> is a set of zero or more <a href=#image-source id=the-img-element:image-source>image sources</a>
+ <p>A <dfn id=source-set>source set</dfn> is an ordered set of zero or more <a href=#image-source id=the-img-element:image-source>image sources</a>
and a <a href=#source-size-2 id=the-img-element:source-size-2>source size</a>.</p>
<p>An <dfn id=image-source>image source</dfn> is a <a href=#url id=the-img-element:url>URL</a>,
@@ -18500,8 +18500,7 @@
parse the value of the element's <code>srcset</code> attribute as follows:</p>
<ol><li><p>Let <var>input</var> be the value passed to this algorithm.<li><p>Let <var>position</var> be a pointer into <var>input</var>,
- initially pointing at the start of the string.<li><p>Let <var>candidates</var> be an initially empty <a href=#source-set id=the-img-element:source-set-11>source set</a>.
- The order of entries in the list is the order in which entries are added to the list.<li><p><i>Splitting loop</i>: <a href=#collect-a-sequence-of-characters id=the-img-element:collect-a-sequence-of-characters>Collect a sequence of characters</a>
+ initially pointing at the start of the string.<li><p>Let <var>candidates</var> be an initially empty <a href=#source-set id=the-img-element:source-set-11>source set</a>.<li><p><i>Splitting loop</i>: <a href=#collect-a-sequence-of-characters id=the-img-element:collect-a-sequence-of-characters>Collect a sequence of characters</a>
that are <a href=#space-character id=the-img-element:space-character-8>space characters</a> or U+002C COMMA characters.
If any U+002C COMMA characters were collected, that is a <a href=#concept-microsyntax-parse-error id=the-img-element:concept-microsyntax-parse-error>parse error</a>.<li><p>If <var>position</var> is past the end of <var>input</var>,
return <var>candidates</var> and abort these steps.<li><p><a href=#collect-a-sequence-of-characters id=the-img-element:collect-a-sequence-of-characters-2>Collect a sequence of characters</a> that are not
@@ -18618,7 +18617,7 @@
<li><p>If <var>future-compat-h</var> is not <i>absent</i> and <var>width</var> is <i>absent</i>,
let <var>error</var> be <i>yes</i>.<li><p>If <var>error</var> is still <i>no</i>,
- then add a new <a href=#image-source id=the-img-element:image-source-7>image source</a> to <var>candidates</var>
+ then append a new <a href=#image-source id=the-img-element:image-source-7>image source</a> to <var>candidates</var>
whose URL is <var>url</var>,
associated with a width <var>width</var> if not <i>absent</i>
and a pixel density <var>density</var> if not <i>absent</i>.
@@ -20619,10 +20618,10 @@
active</dfn> when the following conditions are all met simultaneously:</p>
<ul class=brief><li>The element is <a href=#in-a-document id=the-embed-element:in-a-document>in a <code>Document</code></a> or was <a href=#in-a-document id=the-embed-element:in-a-document-2>in a <code>Document</code></a> the last time the <a href=#event-loop id=the-embed-element:event-loop>event loop</a>
- reached step 1.<li>The element's <a id=the-embed-element:node-document href=https://dom.spec.whatwg.org/#concept-node-document data-x-internal=node-document>node document</a> is <a href=#fully-active id=the-embed-element:fully-active>fully active</a>.<li>The element has either a <code id=the-embed-element:attr-embed-src-6><a href=#attr-embed-src>src</a></code> attribute set or a <code id=the-embed-element:attr-embed-type-5><a href=#attr-embed-type>type</a></code> attribute set (or both).<li>The element's <code id=the-embed-element:attr-embed-src-7><a href=#attr-embed-src>src</a></code> attribute is either absent or its value
+ reached <a href=#step1>step 1</a>.<li>The element's <a id=the-embed-element:node-document href=https://dom.spec.whatwg.org/#concept-node-document data-x-internal=node-document>node document</a> is <a href=#fully-active id=the-embed-element:fully-active>fully active</a>.<li>The element has either a <code id=the-embed-element:attr-embed-src-6><a href=#attr-embed-src>src</a></code> attribute set or a <code id=the-embed-element:attr-embed-type-5><a href=#attr-embed-type>type</a></code> attribute set (or both).<li>The element's <code id=the-embed-element:attr-embed-src-7><a href=#attr-embed-src>src</a></code> attribute is either absent or its value
is not the empty string.<li>The element is not a descendant of a <a href=#media-element id=the-embed-element:media-element-2>media element</a>.<li>The element is not a descendant of an <code id=the-embed-element:the-object-element-2><a href=#the-object-element>object</a></code> element that is not showing its
<a href=#fallback-content id=the-embed-element:fallback-content-2>fallback content</a>.<li>The element is <a href=#being-rendered id=the-embed-element:being-rendered>being rendered</a>, or was <a href=#being-rendered id=the-embed-element:being-rendered-2>being rendered</a> the last time
- the <a href=#event-loop id=the-embed-element:event-loop-2>event loop</a> reached step 1.</ul>
+ the <a href=#event-loop id=the-embed-element:event-loop-2>event loop</a> reached <a href=#step1>step 1</a>.</ul>
<p>Whenever an <code id=the-embed-element:the-embed-element-6><a href=#the-embed-element>embed</a></code> element that was not <a href=#concept-embed-active id=the-embed-element:concept-embed-active>potentially active</a> becomes <a href=#concept-embed-active id=the-embed-element:concept-embed-active-2>potentially active</a>, and whenever a <a href=#concept-embed-active id=the-embed-element:concept-embed-active-3>potentially active</a> <code id=the-embed-element:the-embed-element-7><a href=#the-embed-element>embed</a></code> element that is
remaining <a href=#concept-embed-active id=the-embed-element:concept-embed-active-4>potentially active</a> and has its <code id=the-embed-element:attr-embed-type-6><a href=#attr-embed-type>src</a></code> attribute set, changed, or removed or its <code id=the-embed-element:attr-embed-type-7><a href=#attr-embed-type>type</a></code> attribute set, changed, or removed, the user agent must
@@ -21531,7 +21530,7 @@
must be rendered.</dl>
<p>Frames of video must be obtained from the video track that was <a href=#dom-videotrack-selected id=the-video-element:dom-videotrack-selected>selected</a> when the <a href=#event-loop id=the-video-element:event-loop>event loop</a> last reached
- step 1.</p>
+ <a href=#step1>step 1</a>.</p>
<p class=note>Which frame in a video stream corresponds to a particular playback position is
defined by the video stream's format.</p>
@@ -21728,7 +21727,7 @@
<p>When an <code id=the-audio-element:the-audio-element-7><a href=#the-audio-element>audio</a></code> element is <a href=#potentially-playing id=the-audio-element:potentially-playing>potentially playing</a>, it must have its audio
data played synchronised with the <a href=#current-playback-position id=the-audio-element:current-playback-position>current playback position</a>, at the element's
<a href=#effective-media-volume id=the-audio-element:effective-media-volume>effective media volume</a>. The user agent must play the audio from audio tracks that
- were enabled when the <a href=#event-loop id=the-audio-element:event-loop>event loop</a> last reached step 1.</p>
+ were enabled when the <a href=#event-loop id=the-audio-element:event-loop>event loop</a> last reached <a href=#step1>step 1</a>.</p>
<p>When an <code id=the-audio-element:the-audio-element-8><a href=#the-audio-element>audio</a></code> element is not <a href=#potentially-playing id=the-audio-element:potentially-playing-2>potentially playing</a>, audio must not play
for the element.</p>
@@ -22114,9 +22113,9 @@
<p>A <a href=#media-resource id=media-elements:media-resource>media resource</a> can have multiple audio and video tracks. For the purposes of a
<a href=#media-element id=media-elements:media-element-4>media element</a>, the video data of the <a href=#media-resource id=media-elements:media-resource-2>media resource</a> is only that of the
currently selected track (if any) as given by the element's <code id=media-elements:dom-media-videotracks-2><a href=#dom-media-videotracks>videoTracks</a></code> attribute when the <a href=#event-loop id=media-elements:event-loop>event loop</a> last
- reached step 1, and the audio data of the <a href=#media-resource id=media-elements:media-resource-3>media resource</a> is the result of mixing all
+ reached <a href=#step1>step 1</a>, and the audio data of the <a href=#media-resource id=media-elements:media-resource-3>media resource</a> is the result of mixing all
the currently enabled tracks (if any) given by the element's <code id=media-elements:dom-media-audiotracks-2><a href=#dom-media-audiotracks>audioTracks</a></code> attribute when the <a href=#event-loop id=media-elements:event-loop-2>event loop</a> last
- reached step 1.</p>
+ reached <a href=#step1>step 1</a>.</p>
<p class=note>Both <code id=media-elements:the-audio-element-2><a href=#the-audio-element>audio</a></code> and <code id=media-elements:the-video-element-2><a href=#the-video-element>video</a></code> elements can be used for both audio
and video. The main difference between the two is simply that the <code id=media-elements:the-audio-element-3><a href=#the-audio-element>audio</a></code> element has
@@ -23559,7 +23558,7 @@
</ul>
<p>The <dfn id=dom-media-ended><code>ended</code></dfn> attribute must return true if, the
- last time the <a href=#event-loop id=playing-the-media-resource:event-loop>event loop</a> reached step 1, the <a href=#media-element id=playing-the-media-resource:media-element-7>media element</a> had
+ last time the <a href=#event-loop id=playing-the-media-resource:event-loop>event loop</a> reached <a href=#step1>step 1</a>, the <a href=#media-element id=playing-the-media-resource:media-element-7>media element</a> had
<a href=#ended-playback id=playing-the-media-resource:ended-playback-2>ended playback</a> and the <a href=#direction-of-playback id=playing-the-media-resource:direction-of-playback-3>direction of playback</a> was forwards, and false
otherwise.</p>
@@ -23611,7 +23610,7 @@
<ol><li><p>If the <a href=#media-element id=playing-the-media-resource:media-element-22>media element</a> has a <code id=playing-the-media-resource:attr-media-loop-2><a href=#attr-media-loop>loop</a></code>
attribute specified and does not have a <a href=#current-media-controller id=playing-the-media-resource:current-media-controller-16>current media controller</a>, then <a href=#dom-media-seek id=playing-the-media-resource:dom-media-seek>seek</a> to the <a href=#earliest-possible-position id=playing-the-media-resource:earliest-possible-position-2>earliest possible position</a> of the
<a href=#media-resource id=playing-the-media-resource:media-resource-12>media resource</a> and abort these steps.<li><p>As defined above, the <code id=playing-the-media-resource:dom-media-ended-2><a href=#dom-media-ended>ended</a></code> IDL attribute starts
- returning true once the <a href=#event-loop id=playing-the-media-resource:event-loop-2>event loop</a> returns to step 1.<li><p><a href=#queue-a-task id=playing-the-media-resource:queue-a-task-2>Queue a task</a> to <a href=#fire-a-simple-event id=playing-the-media-resource:fire-a-simple-event-2>fire a simple event</a> named <code id=playing-the-media-resource:event-media-timeupdate-2><a href=#event-media-timeupdate>timeupdate</a></code> at the <a href=#media-element id=playing-the-media-resource:media-element-23>media element</a>.<li><p><a href=#queue-a-task id=playing-the-media-resource:queue-a-task-3>Queue a task</a> that, if the <a href=#media-element id=playing-the-media-resource:media-element-24>media element</a> does not have a
+ returning true once the <a href=#event-loop id=playing-the-media-resource:event-loop-2>event loop</a> returns to <a href=#step1>step 1</a>.<li><p><a href=#queue-a-task id=playing-the-media-resource:queue-a-task-2>Queue a task</a> to <a href=#fire-a-simple-event id=playing-the-media-resource:fire-a-simple-event-2>fire a simple event</a> named <code id=playing-the-media-resource:event-media-timeupdate-2><a href=#event-media-timeupdate>timeupdate</a></code> at the <a href=#media-element id=playing-the-media-resource:media-element-23>media element</a>.<li><p><a href=#queue-a-task id=playing-the-media-resource:queue-a-task-3>Queue a task</a> that, if the <a href=#media-element id=playing-the-media-resource:media-element-24>media element</a> does not have a
<a href=#current-media-controller id=playing-the-media-resource:current-media-controller-17>current media controller</a>, and the <a href=#media-element id=playing-the-media-resource:media-element-25>media element</a> has still <a href=#ended-playback id=playing-the-media-resource:ended-playback-4>ended
playback</a>, and the <a href=#direction-of-playback id=playing-the-media-resource:direction-of-playback-5>direction of playback</a> is still forwards, and <a href=#dom-media-paused id=playing-the-media-resource:dom-media-paused-7>paused</a> is false, changes <a href=#dom-media-paused id=playing-the-media-resource:dom-media-paused-8>paused</a> to true and <a href=#fire-a-simple-event id=playing-the-media-resource:fire-a-simple-event-3>fires a
simple event</a> named <code id=playing-the-media-resource:event-media-pause><a href=#event-media-pause>pause</a></code> at the <a href=#media-element id=playing-the-media-resource:media-element-26>media
@@ -25970,7 +25969,7 @@
<p>A <a href=#text-track-cue id=text-track-api:text-track-cue-3>text track cue</a>'s <dfn id=active-flag-was-set-when-the-script-started>active flag was set when the script started</dfn> if its
<a href=#text-track-cue-active-flag id=text-track-api:text-track-cue-active-flag>text track cue active flag</a> was set the last time the <a href=#event-loop id=text-track-api:event-loop-2>event loop</a> reached
- step 1.</p>
+ <a href=#step1>step 1</a>.</p>
<hr>
@@ -27164,7 +27163,7 @@
<hr>
<p>When a <a href=#media-element id=best-practices-for-implementors-of-media-elements:media-element-2>media element</a> that is paused is <a href=#remove-an-element-from-a-document id=best-practices-for-implementors-of-media-elements:remove-an-element-from-a-document>removed from a document</a> and not reinserted before the next time the <a href=#event-loop id=best-practices-for-implementors-of-media-elements:event-loop>event
- loop</a> reaches step 1, implementations that are resource constrained are encouraged to take
+ loop</a> reaches <a href=#step1>step 1</a>, implementations that are resource constrained are encouraged to take
that opportunity to release all hardware resources (like video planes, networking resources, and
data buffers) used by the <a href=#media-element id=best-practices-for-implementors-of-media-elements:media-element-3>media element</a>. (User agents still have to keep track of the
playback position and so forth, though, in case playback is later restarted.)</p>
@@ -54019,7 +54018,7 @@
<h2 id=editing>6 <dfn>User interaction</dfn></h2>
- <h3 id=the-hidden-attribute>6.1 The <dfn><code>hidden</code></dfn> attribute</h3><div class=status><input onclick=toggleStatus(this) value=⋰ type=button><p class=bugs><strong>Spec bugs:</strong> <a href="https://www.w3.org/Bugs/Public/show_bug.cgi?id=19159" title="allow use of hidden for tab panels">19159</a></div>
+ <h3 id=the-hidden-attribute>6.1 The <dfn><code>hidden</code></dfn> attribute</h3><div class=status><input onclick=toggleStatus(this) value=⋰ type=button><p class=bugs><strong>Spec bugs:</strong> <a href="https://www.w3.org/Bugs/Public/show_bug.cgi?id=19159" title="allow use of hidden for tab panels">19159</a><p class=support><strong>Support:</strong> <span class="chrome yes"><span>Chrome</span> <span>6+</span></span><span class="ie yes"><span>IE</span> <span>11+</span></span><span class="firefox yes"><span>Firefox</span> <span>4+</span></span><span class="and_chr yes"><span>Chrome for Android</span> <span>37+</span></span><span class="ios_saf yes"><span>iOS Safari</span> <span>5.0-5.1+</span></span><span class="android yes"><span>Android Browser</span> <span>4+</span></span><span class="op_mini yes"><span>Opera Mini</span> <span>5.0-7.0+</span></span><span class="and_uc yes"><span>UC Browser for Android</span> <span>9.9+</span></span><span class="safari yes"><span>Safari
</span> <span>5.1+</span></span><span class="opera yes"><span>Opera</span> <span>11.1+</span></span><span class="ie_mob no"><span>IE Mobile</span> <span>None</span></span><span class="and_ff yes"><span>Firefox for Android</span> <span>32+</span></span><p class=caniuse>Source: <a href="http://caniuse.com/#feat=hidden">caniuse.com</a></div>
<p>All <a href=#html-elements id=the-hidden-attribute:html-elements>HTML elements</a> may have the <code id=the-hidden-attribute:the-hidden-attribute><a href=#the-hidden-attribute>hidden</a></code> content
attribute set. The <code id=the-hidden-attribute:the-hidden-attribute-2><a href=#the-hidden-attribute>hidden</a></code> attribute is a <a href=#boolean-attribute id=the-hidden-attribute:boolean-attribute>boolean
@@ -62444,19 +62443,19 @@
- <h4 id=browser-state>7.7.11 Browser state</h4>
+ <h4 id=navigator.online>7.7.11 Browser state</h4><div class=status><input onclick=toggleStatus(this) value=⋰ type=button><p class=support><strong>Support:</strong> <span class="chrome yes"><span>Chrome</span> <span>14+</span></span><span class="ie yes"><span>IE</span> <span>9+</span></span><span class="firefox partial"><span><span>Firefox</span> (limited) </span><span>4+</span></span><span class="and_chr yes"><span>Chrome for Android</span> <span>37+</span></span><span class="ios_saf yes"><span>iOS Safari</span> <span>4.2-4.3+</span></span><span class="android yes"><span>Android Browser</span> <span>2.3+</span></span><span class="op_mini no"><span>Opera Mini</span> <span>None</span></span><span class="and_uc partial"><span><span>UC Browser for Android</span> (limited) </span><span>9.9+</span></span><span class="safari yes"><span>Safari</span> <span>5+</span></span><span class="opera yes"><span>Opera</span> <span>15+</span></span><span class="ie_mob yes"><span>IE Mobile</
span> <span>10+</span></span><span class="and_ff yes"><span>Firefox for Android</span> <span>32+</span></span><p class=caniuse>Source: <a href="http://caniuse.com/#feat=online-status">caniuse.com</a></div>
<pre class=idl>[NoInterfaceObject, Exposed=(Window,Worker)]
interface <dfn id=navigatoronline>NavigatorOnLine</dfn> {
- readonly attribute boolean <a href=#dom-navigator-online id=browser-state:dom-navigator-online>onLine</a>;
+ readonly attribute boolean <a href=#dom-navigator-online id=navigator.online:dom-navigator-online>onLine</a>;
};</pre>
- <dl class=domintro><dt><var>window</var> . <code id=browser-state:dom-navigator><a href=#dom-navigator>navigator</a></code> . <code id=browser-state:dom-navigator-online-2><a href=#dom-navigator-online>onLine</a></code><dd>
+ <dl class=domintro><dt><var>window</var> . <code id=navigator.online:dom-navigator><a href=#dom-navigator>navigator</a></code> . <code id=navigator.online:dom-navigator-online-2><a href=#dom-navigator-online>onLine</a></code><dd>
<p>Returns false if the user agent is definitely offline (disconnected from the network).
Returns true if the user agent might be online.</p>
- <p>The events <code id=browser-state:event-online><a href=#event-online>online</a></code> and <code id=browser-state:event-offline><a href=#event-offline>offline</a></code> are fired when the value of this attribute changes.</p>
+ <p>The events <code id=navigator.online:event-online><a href=#event-online>online</a></code> and <code id=navigator.online:event-offline><a href=#event-offline>offline</a></code> are fired when the value of this attribute changes.</p>
</dl>
@@ -62467,18 +62466,18 @@
requests a remote page (or knows that such an attempt would fail), and must return true
otherwise.</p>
- <p>When the value that would be returned by the <code id=browser-state:dom-navigator-online-3><a href=#dom-navigator-online>navigator.onLine</a></code> attribute of a <code id=browser-state:window><a href=#window>Window</a></code> or
- <code id=browser-state:workerglobalscope><a href=#workerglobalscope>WorkerGlobalScope</a></code> changes from true to false, the user agent must <a href=#queue-a-task id=browser-state:queue-a-task>queue a
- task</a> to <a href=#fire-a-simple-event id=browser-state:fire-a-simple-event>fire a simple event</a> named <code id=browser-state:event-offline-2><a href=#event-offline>offline</a></code>
- at the <code id=browser-state:window-2><a href=#window>Window</a></code> or <code id=browser-state:workerglobalscope-2><a href=#workerglobalscope>WorkerGlobalScope</a></code> object.</p>
+ <p>When the value that would be returned by the <code id=navigator.online:dom-navigator-online-3><a href=#dom-navigator-online>navigator.onLine</a></code> attribute of a <code id=navigator.online:window><a href=#window>Window</a></code> or
+ <code id=navigator.online:workerglobalscope><a href=#workerglobalscope>WorkerGlobalScope</a></code> changes from true to false, the user agent must <a href=#queue-a-task id=navigator.online:queue-a-task>queue a
+ task</a> to <a href=#fire-a-simple-event id=navigator.online:fire-a-simple-event>fire a simple event</a> named <code id=navigator.online:event-offline-2><a href=#event-offline>offline</a></code>
+ at the <code id=navigator.online:window-2><a href=#window>Window</a></code> or <code id=navigator.online:workerglobalscope-2><a href=#workerglobalscope>WorkerGlobalScope</a></code> object.</p>
- <p>On the other hand, when the value that would be returned by the <code id=browser-state:dom-navigator-online-4><a href=#dom-navigator-online>navigator.onLine</a></code> attribute of a <code id=browser-state:window-3><a href=#window>Window</a></code> or
- <code id=browser-state:workerglobalscope-3><a href=#workerglobalscope>WorkerGlobalScope</a></code> changes from false to true, the user agent must <a href=#queue-a-task id=browser-state:queue-a-task-2>queue a
- task</a> to <a href=#fire-a-simple-event id=browser-state:fire-a-simple-event-2>fire a simple event</a> named <code id=browser-state:event-online-2><a href=#event-online>online</a></code> at
- the <code id=browser-state:window-4><a href=#window>Window</a></code> or <code id=browser-state:workerglobalscope-4><a href=#workerglobalscope>WorkerGlobalScope</a></code> object.</p>
+ <p>On the other hand, when the value that would be returned by the <code id=navigator.online:dom-navigator-online-4><a href=#dom-navigator-online>navigator.onLine</a></code> attribute of a <code id=navigator.online:window-3><a href=#window>Window</a></code> or
+ <code id=navigator.online:workerglobalscope-3><a href=#workerglobalscope>WorkerGlobalScope</a></code> changes from false to true, the user agent must <a href=#queue-a-task id=navigator.online:queue-a-task-2>queue a
+ task</a> to <a href=#fire-a-simple-event id=navigator.online:fire-a-simple-event-2>fire a simple event</a> named <code id=navigator.online:event-online-2><a href=#event-online>online</a></code> at
+ the <code id=navigator.online:window-4><a href=#window>Window</a></code> or <code id=navigator.online:workerglobalscope-4><a href=#workerglobalscope>WorkerGlobalScope</a></code> object.</p>
- <p>The <a href=#task-source id=browser-state:task-source>task source</a> for these <a href=#concept-task id=browser-state:concept-task>tasks</a> is the
- <a href=#networking-task-source id=browser-state:networking-task-source>networking task source</a>.</p>
+ <p>The <a href=#task-source id=navigator.online:task-source>task source</a> for these <a href=#concept-task id=navigator.online:concept-task>tasks</a> is the
+ <a href=#networking-task-source id=navigator.online:networking-task-source>networking task source</a>.</p>
@@ -63142,11 +63141,15 @@
<p>An <a href=#event-loop id=processing-model-9:event-loop>event loop</a> must continually run through the following steps for as long as it
exists:</p>
- <ol><li><p>Select the oldest <a href=#concept-task id=processing-model-9:concept-task>task</a> on one of the <a href=#event-loop id=processing-model-9:event-loop-2>event
- loop</a>'s <a href=#task-queue id=processing-model-9:task-queue>task queues</a>, if any, ignoring, in the case of a
- <a href=#browsing-context id=processing-model-9:browsing-context>browsing context</a> <a href=#event-loop id=processing-model-9:event-loop-3>event loop</a>, tasks whose associated
- <code id=processing-model-9:document><a href=#document>Document</a></code>s are not <a href=#fully-active id=processing-model-9:fully-active>fully active</a>. The user agent may pick any <a href=#task-queue id=processing-model-9:task-queue-2>task
- queue</a>.<li><p>Set the <a href=#event-loop id=processing-model-9:event-loop-4>event loop</a>'s <a href=#currently-running-task id=processing-model-9:currently-running-task>currently running task</a> to the <a href=#concept-task id=processing-model-9:concept-task-2>task</a> selected in the previous step.<li><p><i>Run</i>: Run the selected <a href=#concept-task id=processing-model-9:concept-task-3>task</a>.<li><p>Set the <a href=#event-loop id=processing-model-9:event-loop-5>event loop</a>'s <a href=#currently-running-task id=processing-model-9:currently-running-task-2>currently running task</a> back to
+ <ol><li id=step1>
+
+ <p>Select the oldest <a href=#concept-task id=processing-model-9:concept-task>task</a> on one of the <a href=#event-loop id=processing-model-9:event-loop-2>event
+ loop</a>'s <a href=#task-queue id=processing-model-9:task-queue>task queues</a>, if any, ignoring, in the case of a
+ <a href=#browsing-context id=processing-model-9:browsing-context>browsing context</a> <a href=#event-loop id=processing-model-9:event-loop-3>event loop</a>, tasks whose associated
+ <code id=processing-model-9:document><a href=#document>Document</a></code>s are not <a href=#fully-active id=processing-model-9:fully-active>fully active</a>. The user agent may pick any <a href=#task-queue id=processing-model-9:task-queue-2>task
+ queue</a>.</p>
+
+ <li><p>Set the <a href=#event-loop id=processing-model-9:event-loop-4>event loop</a>'s <a href=#currently-running-task id=processing-model-9:currently-running-task>currently running task</a> to the <a href=#concept-task id=processing-model-9:concept-task-2>task</a> selected in the previous step.<li><p><i>Run</i>: Run the selected <a href=#concept-task id=processing-model-9:concept-task-3>task</a>.<li><p>Set the <a href=#event-loop id=processing-model-9:event-loop-5>event loop</a>'s <a href=#currently-running-task id=processing-model-9:currently-running-task-2>currently running task</a> back to
null.<li><p>If the <a href=#storage-mutex id=processing-model-9:storage-mutex>storage mutex</a> is now owned by the <a href=#event-loop id=processing-model-9:event-loop-6>event loop</a>, release it
so that it is once again free.<li><p>If a task was run in the <i>run</i> step above, remove that task from its <a href=#task-queue id=processing-model-9:task-queue-3>task
queue</a>.<li><p><a href=#perform-a-microtask-checkpoint id=processing-model-9:perform-a-microtask-checkpoint>Perform a microtask checkpoint</a>.<li>
@@ -63168,7 +63171,7 @@
<a href=#event-loop id=processing-model-9:event-loop-11>event loop</a>'s <a href=#task-queue id=processing-model-9:task-queue-4>task queues</a> and the
<code id=processing-model-9:workerglobalscope-2><a href=#workerglobalscope>WorkerGlobalScope</a></code> object's <a href=#dom-workerglobalscope-closing id=processing-model-9:dom-workerglobalscope-closing>closing</a> flag is true, then destroy the <a href=#event-loop id=processing-model-9:event-loop-12>event
loop</a>, aborting these steps, resuming the <a href=#run-a-worker id=processing-model-9:run-a-worker>run a worker</a> steps described in the
- Web Workers section below.<li><p>Return to the first step of the <a href=#event-loop id=processing-model-9:event-loop-13>event loop</a>.</ol>
+ Web Workers section below.<li><p>Return to the <a href=#step1>first step</a> of the <a href=#event-loop id=processing-model-9:event-loop-13>event loop</a>.</ol>
<hr>
@@ -67272,7 +67275,7 @@
<p>The <dfn id=dom-websocket-bufferedamount><code>bufferedAmount</code></dfn> attribute must
return the number of bytes of application data (UTF-8 text and binary data) that have been queued
using <code id=the-websocket-interface:dom-websocket-send-5><a href=#dom-websocket-send>send()</a></code> but that, as of the last time the
- <a href=#event-loop id=the-websocket-interface:event-loop>event loop</a> reached step 1, had not yet been transmitted to the network. (This thus
+ <a href=#event-loop id=the-websocket-interface:event-loop>event loop</a> reached <a href=#step1>step 1</a>, had not yet been transmitted to the network. (This thus
includes any text sent during the execution of the current task, regardless of whether the user
agent is able to transmit text in the background <a href=#in-parallel id=the-websocket-interface:in-parallel-2>in parallel</a> with script execution.) This does not include
framing overhead incurred by the protocol, or buffering done by the operating system or network
@@ -67614,18 +67617,18 @@
<p>A <code id=garbage-collection-3:websocket><a href=#websocket>WebSocket</a></code> object whose <code id=garbage-collection-3:dom-websocket-readystate><a href=#dom-websocket-readystate>readyState</a></code>
attribute's value was set to <code id=garbage-collection-3:dom-websocket-connecting><a href=#dom-websocket-connecting>CONNECTING</a></code> (0) as of
- the last time the <a href=#event-loop id=garbage-collection-3:event-loop>event loop</a> reached step 1 must not be garbage collected if there
+ the last time the <a href=#event-loop id=garbage-collection-3:event-loop>event loop</a> reached <a href=#step1>step 1</a> must not be garbage collected if there
are any event listeners registered for <code id=garbage-collection-3:event-open><a href=#event-open>open</a></code> events, <code id=garbage-collection-3:event-message><a href=#event-message>message</a></code> events, <code id=garbage-collection-3:event-error><a href=#event-error>error</a></code> events, or
<code id=garbage-collection-3:event-close><a href=#event-close>close</a></code> events.</p>
<p>A <code id=garbage-collection-3:websocket-2><a href=#websocket>WebSocket</a></code> object whose <code id=garbage-collection-3:dom-websocket-readystate-2><a href=#dom-websocket-readystate>readyState</a></code>
attribute's value was set to <code id=garbage-collection-3:dom-websocket-open><a href=#dom-websocket-open>OPEN</a></code> (1) as of the last time
- the <a href=#event-loop id=garbage-collection-3:event-loop-2>event loop</a> reached step 1 must not be garbage collected if there are any event
+ the <a href=#event-loop id=garbage-collection-3:event-loop-2>event loop</a> reached <a href=#step1>step 1</a> must not be garbage collected if there are any event
listeners registered for <code id=garbage-collection-3:event-message-2><a href=#event-message>message</a></code> events, <code id=garbage-collection-3:event-error-2><a href=#event-error>error</a></code>, or <code id=garbage-collection-3:event-close-2><a href=#event-close>close</a></code> events.</p>
<p>A <code id=garbage-collection-3:websocket-3><a href=#websocket>WebSocket</a></code> object whose <code id=garbage-collection-3:dom-websocket-readystate-3><a href=#dom-websocket-readystate>readyState</a></code>
attribute's value was set to <code id=garbage-collection-3:dom-websocket-closing><a href=#dom-websocket-closing>CLOSING</a></code> (2) as of the
- last time the <a href=#event-loop id=garbage-collection-3:event-loop-3>event loop</a> reached step 1 must not be garbage collected if there are
+ last time the <a href=#event-loop id=garbage-collection-3:event-loop-3>event loop</a> reached <a href=#step1>step 1</a> must not be garbage collected if there are
any event listeners registered for <code id=garbage-collection-3:event-error-3><a href=#event-error>error</a></code> or <code id=garbage-collection-3:event-close-3><a href=#event-close>close</a></code> events.</p>
<p>A <code id=garbage-collection-3:websocket-4><a href=#websocket>WebSocket</a></code> object with <i id=garbage-collection-3:concept-websocket-established><a href=#concept-websocket-established>an
Modified: index
===================================================================
--- index 2014-10-07 20:19:45 UTC (rev 8831)
+++ index 2014-10-09 21:39:11 UTC (rev 8832)
@@ -340,7 +340,7 @@
</style><body onload=init()>
<header id=head class="head with-buttons">
<p><a href=https://whatwg.org/ class=logo><img src=//whatwg.org/images/logo width=101 alt=WHATWG height=101></a></p>
- <hgroup><h1 class=allcaps>HTML</h1><h2 id=living-standard-—-last-updated-[date:-01-jan-1901] class="no-num no-toc">Living Standard — Last Updated <span class=pubdate>7 October 2014</span></h2></hgroup>
+ <hgroup><h1 class=allcaps>HTML</h1><h2 id=living-standard-—-last-updated-[date:-01-jan-1901] class="no-num no-toc">Living Standard — Last Updated <span class=pubdate>9 October 2014</span></h2></hgroup>
<nav>
<div>
@@ -381,7 +381,7 @@
on a <code>label</code> element to define a command</a><li><a href=#using-the-accesskey-attribute-on-a-legend-element-to-define-a-command>4.11.6.9 Using the <code>accesskey</code> attribute
on a <code>legend</code> element to define a command</a><li><a href=#using-the-accesskey-attribute-to-define-a-command-on-other-elements>4.11.6.10 Using the <code>accesskey</code>
attribute to define a command on other elements</a></ol><li><a href=#the-dialog-element>4.11.7 The <code>dialog</code> element</a><ol><li><a href=#anchor-points>4.11.7.1 Anchor points</a></ol></ol><li><a href=#scripting-3>4.12 Scripting</a><ol><li><a href=#the-script-element>4.12.1 The <code>script</code> element</a><ol><li><a href=#scriptingLanguages>4.12.1.1 Scripting languages</a><li><a href=#restrictions-for-contents-of-script-elements>4.12.1.2 Restrictions for contents of <code>script</code> elements</a><li><a href=#inline-documentation-for-external-scripts>4.12.1.3 Inline documentation for external scripts</a><li><a href=#scriptTagXSLT>4.12.1.4 Interaction of <code>script</code> elements and XSLT</a></ol><li><a href=#the-noscript-element>4.12.2 The <code>noscript</code> element</a><li><a href=#the-template-element>4.12.3 The <code>template</code> element</a><ol><li><a href=#template-XSLT-XPath>4.12.3.1 Interaction of <code>template</code> elements with XSLT and XPath
</a></ol><li><a href=#the-canvas-element>4.12.4 The <code>canvas</code> element</a><ol><li><a href=#proxying-canvases-to-workers>4.12.4.1 Proxying canvases to workers</a><li><a href=#2dcontext>4.12.4.2 The 2D rendering context</a><ol><li><a href=#implementation-notes>4.12.4.2.1 Implementation notes</a><li><a href=#the-canvas-state>4.12.4.2.2 The canvas state</a><li><a href=#drawingstyle-objects>4.12.4.2.3 <code>DrawingStyle</code> objects</a><li><a href=#line-styles>4.12.4.2.4 Line styles</a><li><a href=#text-styles>4.12.4.2.5 Text styles</a><li><a href=#building-paths>4.12.4.2.6 Building paths</a><li><a href=#path2d-objects>4.12.4.2.7 <code>Path2D</code> objects</a><li><a href=#transformations>4.12.4.2.8 Transformations</a><li><a href=#image-sources-for-2d-rendering-contexts>4.12.4.2.9 Image sources for 2D rendering contexts</a><li><a href=#fill-and-stroke-styles>4.12.4.2.10 Fill and stroke styles</a><li><a href=#drawing-rectangles-to-the-bitmap>4.12.4.2.11 Drawing rectangl
es to the bitmap</a><li><a href=#drawing-text-to-the-bitmap>4.12.4.2.12 Drawing text to the bitmap</a><li><a href=#drawing-paths-to-the-canvas>4.12.4.2.13 Drawing paths to the canvas</a><li><a href=#drawing-images>4.12.4.2.14 Drawing images</a><li><a href=#hit-regions>4.12.4.2.15 Hit regions</a><li><a href=#pixel-manipulation>4.12.4.2.16 Pixel manipulation</a><li><a href=#compositing>4.12.4.2.17 Compositing</a><li><a href=#image-smoothing>4.12.4.2.18 Image smoothing</a><li><a href=#shadows>4.12.4.2.19 Shadows</a><li><a href=#drawing-model>4.12.4.2.20 Drawing model</a><li><a href=#best-practices>4.12.4.2.21 Best practices</a><li><a href=#examples>4.12.4.2.22 Examples</a></ol><li><a href=#colour-spaces-and-colour-correction>4.12.4.3 Colour spaces and colour correction</a><li><a href=#serialising-bitmaps-to-a-file>4.12.4.4 Serialising bitmaps to a file</a><li><a href=#security-with-canvas-elements>4.12.4.5 Security with <code>canvas</code> elements</a></ol></ol><li><a href=#com
mon-idioms>4.13 Common idioms without dedicated elements</a><ol><li><a href=#the-main-part-of-the-content>4.13.1 The main part of the content</a><li><a href=#rel-up>4.13.2 Bread crumb navigation</a><li><a href=#tag-clouds>4.13.3 Tag clouds</a><li><a href=#conversations>4.13.4 Conversations</a><li><a href=#footnotes>4.13.5 Footnotes</a></ol><li><a href=#disabled-elements>4.14 Disabled elements</a><li><a href=#selectors>4.15 Matching HTML elements using selectors</a><ol><li><a href=#case-sensitivity>4.15.1 Case-sensitivity</a><li><a href=#pseudo-classes>4.15.2 Pseudo-classes</a></ol></ol><li id=toc-microdata><a href=#microdata>5 Microdata</a><ol><li><a href=#introduction-7>5.1 Introduction</a><ol><li><a href=#overview>5.1.1 Overview</a><li><a href=#the-basic-syntax>5.1.2 The basic syntax</a><li><a href=#typed-items>5.1.3 Typed items</a><li><a href=#global-identifiers-for-items>5.1.4 Global identifiers for items</a><li><a href=#selecting-names-when-defining-vocabularies>5.1.5 S
electing names when defining vocabularies</a><li><a href=#using-the-microdata-dom-api>5.1.6 Using the microdata DOM API</a></ol><li><a href=#encoding-microdata>5.2 Encoding microdata</a><ol><li><a href=#the-microdata-model>5.2.1 The microdata model</a><li><a href=#items>5.2.2 Items</a><li><a href=#names:-the-itemprop-attribute>5.2.3 Names: the <code>itemprop</code> attribute</a><li><a href=#values>5.2.4 Values</a><li><a href=#associating-names-with-items>5.2.5 Associating names with items</a><li><a href=#microdata-and-other-namespaces>5.2.6 Microdata and other namespaces</a></ol><li><a href=#microdata-dom-api>5.3 Microdata DOM API</a><li><a href=#mdvocabs>5.4 Sample microdata vocabularies</a><ol><li><a href=#vcard>5.4.1 vCard</a><ol><li><a href=#conversion-to-vcard>5.4.1.1 Conversion to vCard</a><li><a href=#examples-2>5.4.1.2 Examples</a></ol><li><a href=#vevent>5.4.2 vEvent</a><ol><li><a href=#conversion-to-icalendar>5.4.2.1 Conversion to iCalendar</a><li><a href=#examples
-3>5.4.2.2 Examples</a></ol><li><a href=#licensing-works>5.4.3 Licensing works</a><ol><li><a href=#examples-4>5.4.3.1 Examples</a></ol></ol><li><a href=#converting-html-to-other-formats>5.5 Converting HTML to other formats</a><ol><li><a href=#json>5.5.1 JSON</a></ol></ol><li id=toc-editing><a href=#editing>6 User interaction</a><ol><li><a href=#the-hidden-attribute>6.1 The <code>hidden</code> attribute</a><li><a href=#inert-subtrees>6.2 Inert subtrees</a><li><a href=#activation>6.3 Activation</a><li><a href=#focus>6.4 Focus</a><ol><li><a href=#introduction-8>6.4.1 Introduction</a><li><a href=#data-model>6.4.2 Data model</a><li><a href=#the-tabindex-attribute>6.4.3 The <code>tabindex</code> attribute</a><li><a href=#processing-model-6>6.4.4 Processing model</a><li><a href=#sequential-focus-navigation>6.4.5 Sequential focus navigation</a><li><a href=#focus-management-apis>6.4.6 Focus management APIs</a></ol><li><a href=#assigning-keyboard-shortcuts>6.5 Assigning keyboard short
cuts</a><ol><li><a href=#introduction-9>6.5.1 Introduction</a><li><a href=#the-accesskey-attribute>6.5.2 The <code>accesskey</code> attribute</a><li><a href=#processing-model-7>6.5.3 Processing model</a></ol><li><a href=#editing-2>6.6 Editing</a><ol><li><a href=#contenteditable>6.6.1 Making document regions editable: The <code>contenteditable</code> content attribute</a><li><a href=#making-entire-documents-editable:-the-designmode-idl-attribute>6.6.2 Making entire documents editable: The <code>designMode</code> IDL attribute</a><li><a href=#best-practices-for-in-page-editors>6.6.3 Best practices for in-page editors</a><li><a href=#editing-apis>6.6.4 Editing APIs</a><li><a href=#spelling-and-grammar-checking>6.6.5 Spelling and grammar checking</a></ol><li><a href=#dnd>6.7 Drag and drop</a><ol><li><a href=#introduction-10>6.7.1 Introduction</a><li><a href=#the-drag-data-store>6.7.2 The drag data store</a><li><a href=#the-datatransfer-interface>6.7.3 The <code>DataTransfer</cod
e> interface</a><ol><li><a href=#the-datatransferitemlist-interface>6.7.3.1 The <code>DataTransferItemList</code> interface</a><li><a href=#the-datatransferitem-interface>6.7.3.2 The <code>DataTransferItem</code> interface</a></ol><li><a href=#the-dragevent-interface>6.7.4 The <code>DragEvent</code> interface</a><li><a href=#drag-and-drop-processing-model>6.7.5 Drag-and-drop processing model</a><li><a href=#dndevents>6.7.6 Events summary</a><li><a href=#the-draggable-attribute>6.7.7 The <code>draggable</code> attribute</a><li><a href=#the-dropzone-attribute>6.7.8 The <code>dropzone</code> attribute</a><li><a href=#security-risks-in-the-drag-and-drop-model>6.7.9 Security risks in the drag-and-drop model</a></ol></ol><li id=toc-browsers><a href=#browsers>7 Loading Web pages</a><ol><li><a href=#windows>7.1 Browsing contexts</a><ol><li><a href=#nested-browsing-contexts>7.1.1 Nested browsing contexts</a><ol><li><a href=#navigating-nested-browsing-contexts-in-the-dom>7.1.1.1 Navig
ating nested browsing contexts in the DOM</a></ol><li><a href=#auxiliary-browsing-contexts>7.1.2 Auxiliary browsing contexts</a><ol><li><a href=#navigating-auxiliary-browsing-contexts-in-the-dom>7.1.2.1 Navigating auxiliary browsing contexts in the DOM</a></ol><li><a href=#secondary-browsing-contexts>7.1.3 Secondary browsing contexts</a><li><a href=#security-nav>7.1.4 Security</a><li><a href=#groupings-of-browsing-contexts>7.1.5 Groupings of browsing contexts</a><li><a href=#browsing-context-names>7.1.6 Browsing context names</a></ol><li><a href=#the-window-object>7.2 The <code>Window</code> object</a><ol><li><a href=#security-window>7.2.1 Security</a><li><a href=#apis-for-creating-and-navigating-browsing-contexts-by-name>7.2.2 APIs for creating and navigating browsing contexts by name</a><li><a href=#accessing-other-browsing-contexts>7.2.3 Accessing other browsing contexts</a><li><a href=#named-access-on-the-window-object>7.2.4 Named access on the <code>Window</code> object
</a><li><a href=#garbage-collection-and-browsing-contexts>7.2.5 Garbage collection and browsing contexts</a><li><a href=#closing-browsing-contexts>7.2.6 Closing browsing contexts</a><li><a href=#browser-interface-elements>7.2.7 Browser interface elements</a><li><a href=#the-windowproxy-object>7.2.8 The <code>WindowProxy</code> object</a></ol><li><a href=#origin>7.3 Origin</a><ol><li><a href=#relaxing-the-same-origin-restriction>7.3.1 Relaxing the same-origin restriction</a></ol><li><a href=#sandboxing>7.4 Sandboxing</a><li><a href=#history>7.5 Session history and navigation</a><ol><li><a href=#the-session-history-of-browsing-contexts>7.5.1 The session history of browsing contexts</a><li><a href=#the-history-interface>7.5.2 The <code>History</code> interface</a><li><a href=#the-location-interface>7.5.3 The <code>Location</code> interface</a><ol><li><a href=#security-location>7.5.3.1 Security</a></ol><li><a href=#history-notes>7.5.4 Implementation notes for session history</a>
</ol><li><a href=#browsing-the-web>7.6 Browsing the Web</a><ol><li><a href=#navigating-across-documents>7.6.1 Navigating across documents</a><li><a href=#read-html>7.6.2 Page load processing model for HTML files</a><li><a href=#read-xml>7.6.3 Page load processing model for XML files</a><li><a href=#read-text>7.6.4 Page load processing model for text files</a><li><a href=#read-multipart-x-mixed-replace>7.6.5 Page load processing model for <code>multipart/x-mixed-replace</code> resources</a><li><a href=#read-media>7.6.6 Page load processing model for media</a><li><a href=#read-plugin>7.6.7 Page load processing model for content that uses plugins</a><li><a href=#read-ua-inline>7.6.8 Page load processing model for inline
- content that doesn't have a DOM</a><li><a href=#scroll-to-fragid>7.6.9 Navigating to a fragment identifier</a><li><a href=#history-traversal>7.6.10 History traversal</a><ol><li><a href=#the-popstateevent-interface>7.6.10.1 The <code>PopStateEvent</code> interface</a><li><a href=#the-hashchangeevent-interface>7.6.10.2 The <code>HashChangeEvent</code> interface</a><li><a href=#the-pagetransitionevent-interface>7.6.10.3 The <code>PageTransitionEvent</code> interface</a></ol><li><a href=#unloading-documents>7.6.11 Unloading documents</a><ol><li><a href=#the-beforeunloadevent-interface>7.6.11.1 The <code>BeforeUnloadEvent</code> interface</a></ol><li><a href=#aborting-a-document-load>7.6.12 Aborting a document load</a></ol><li><a href=#offline>7.7 Offline Web applications</a><ol><li><a href=#introduction-11>7.7.1 Introduction</a><ol><li><a href=#supporting-offline-caching-for-legacy-applications>7.7.1.1 Supporting offline caching for legacy applications</a><li><a href=#appcache
events>7.7.1.2 Event summary</a></ol><li><a href=#appcache>7.7.2 Application caches</a><li><a href=#manifests>7.7.3 The cache manifest syntax</a><ol><li><a href=#some-sample-manifests>7.7.3.1 Some sample manifests</a><li><a href=#writing-cache-manifests>7.7.3.2 Writing cache manifests</a><li><a href=#parsing-cache-manifests>7.7.3.3 Parsing cache manifests</a></ol><li><a href=#downloading-or-updating-an-application-cache>7.7.4 Downloading or updating an application cache</a><li><a href=#the-application-cache-selection-algorithm>7.7.5 The application cache selection algorithm</a><li><a href=#changesToNetworkingModel>7.7.6 Changes to the networking model</a><li><a href=#expiring-application-caches>7.7.7 Expiring application caches</a><li><a href=#disk-space>7.7.8 Disk space</a><li><a href=#security-concerns-with-offline-applications-caches>7.7.9 Security concerns with offline applications caches</a><li><a href=#application-cache-api>7.7.10 Application cache API</a><li><a href=#
browser-state>7.7.11 Browser state</a></ol></ol><li id=toc-webappapis><a href=#webappapis>8 Web application APIs</a><ol><li><a href=#scripting>8.1 Scripting</a><ol><li><a href=#introduction-12>8.1.1 Introduction</a><li><a href=#enabling-and-disabling-scripting>8.1.2 Enabling and disabling scripting</a><li><a href=#processing-model-8>8.1.3 Processing model</a><ol><li><a href=#definitions-2>8.1.3.1 Definitions</a><li><a href=#script-settings-for-browsing-contexts>8.1.3.2 Script settings for browsing contexts</a><li><a href=#calling-scripts>8.1.3.3 Calling scripts</a><li><a href=#creating-scripts>8.1.3.4 Creating scripts</a><li><a href=#killing-scripts>8.1.3.5 Killing scripts</a><li><a href=#runtime-script-errors>8.1.3.6 Runtime script errors</a><ol><li><a href=#runtime-script-errors-in-documents>8.1.3.6.1 Runtime script errors in documents</a><li><a href=#the-errorevent-interface>8.1.3.6.2 The <code>ErrorEvent</code> interface</a></ol></ol><li><a href=#event-loops>8.1.4 Event
loops</a><ol><li><a href=#definitions-3>8.1.4.1 Definitions</a><li><a href=#processing-model-9>8.1.4.2 Processing model</a><li><a href=#generic-task-sources>8.1.4.3 Generic task sources</a></ol><li><a href=#events>8.1.5 Events</a><ol><li><a href=#event-handler-attributes>8.1.5.1 Event handlers</a><li><a href=#event-handlers-on-elements,-document-objects,-and-window-objects>8.1.5.2 Event handlers on elements, <code>Document</code> objects, and <code>Window</code> objects</a><ol><li><a href=#idl-definitions>8.1.5.2.1 IDL definitions</a></ol><li><a href=#event-firing>8.1.5.3 Event firing</a><li><a href=#events-and-the-window-object>8.1.5.4 Events and the <code>Window</code> object</a></ol></ol><li><a href=#atob>8.2 Base64 utility methods</a><li><a href=#dynamic-markup-insertion>8.3 Dynamic markup insertion</a><ol><li><a href=#opening-the-input-stream>8.3.1 Opening the input stream</a><li><a href=#closing-the-input-stream>8.3.2 Closing the input stream</a><li><a href=#document.w
rite()>8.3.3 <code>document.write()</code></a><li><a href=#document.writeln()>8.3.4 <code>document.writeln()</code></a></ol><li><a href=#timers>8.4 Timers</a><li><a href=#user-prompts>8.5 User prompts</a><ol><li><a href=#simple-dialogs>8.5.1 Simple dialogs</a><li><a href=#printing>8.5.2 Printing</a><li><a href=#dialogs-implemented-using-separate-documents>8.5.3 Dialogs implemented using separate documents with <code>showModalDialog()</code></a></ol><li><a href=#system-state-and-capabilities>8.6 System state and capabilities</a><ol><li><a href=#the-navigator-object>8.6.1 The <code>Navigator</code> object</a><ol><li><a href=#client-identification>8.6.1.1 Client identification</a><li><a href=#language-preferences>8.6.1.2 Language preferences</a><li><a href=#custom-handlers>8.6.1.3 Custom scheme and content handlers: the <code>registerProtocolHandler()</code> and <code>registerContentHandler()</code> methods</a><ol><li><a href=#security-and-privacy>8.6.1.3.1 Security and privacy
</a><li><a href=#sample-handler-impl>8.6.1.3.2 Sample user interface</a></ol><li><a href=#manually-releasing-the-storage-mutex>8.6.1.4 Manually releasing the storage mutex</a><li><a href=#plugins-2>8.6.1.5 Plugins</a></ol><li><a href=#the-external-interface>8.6.2 The <code>External</code> interface</a></ol><li><a href=#images>8.7 Images</a></ol><li id=toc-comms><a href=#comms>9 Communication</a><ol><li><a href=#the-messageevent-interfaces>9.1 The <code>MessageEvent</code> interfaces</a><li><a href=#server-sent-events>9.2 Server-sent events</a><ol><li><a href=#server-sent-events-intro>9.2.1 Introduction</a><li><a href=#the-eventsource-interface>9.2.2 The <code>EventSource</code> interface</a><li><a href=#processing-model-10>9.2.3 Processing model</a><li><a href=#parsing-an-event-stream>9.2.4 Parsing an event stream</a><li><a href=#event-stream-interpretation>9.2.5 Interpreting an event stream</a><li><a href=#authoring-notes>9.2.6 Authoring notes</a><li><a href=#eventsource-pu
sh>9.2.7 Connectionless push and other features</a><li><a href=#garbage-collection-2>9.2.8 Garbage collection</a><li><a href=#implementation-advice>9.2.9 Implementation advice</a><li><a href=#iana-considerations>9.2.10 IANA considerations</a><ol><li><a href=#text/event-stream>9.2.10.1 <code>text/event-stream</code></a><li><a href=#last-event-id>9.2.10.2 <code>Last-Event-ID</code></a></ol></ol><li><a href=#network>9.3 Web sockets</a><ol><li><a href=#network-intro>9.3.1 Introduction</a><li><a href=#the-websocket-interface>9.3.2 The <code>WebSocket</code> interface</a><li><a href=#feedback-from-the-protocol>9.3.3 Feedback from the protocol</a><li><a href=#ping-and-pong-frames>9.3.4 Ping and Pong frames</a><li><a href=#parsing-websocket-urls>9.3.5 Parsing WebSocket URLs</a><li><a href=#the-closeevent-interfaces>9.3.6 The <code>CloseEvent</code> interfaces</a><li><a href=#garbage-collection-3>9.3.7 Garbage collection</a></ol><li><a href=#web-messaging>9.4 Cross-document messaging
</a><ol><li><a href=#introduction-13>9.4.1 Introduction</a><li><a href=#security-postmsg>9.4.2 Security</a><ol><li><a href=#authors>9.4.2.1 Authors</a><li><a href=#user-agents>9.4.2.2 User agents</a></ol><li><a href=#posting-messages>9.4.3 Posting messages</a></ol><li><a href=#channel-messaging>9.5 Channel messaging</a><ol><li><a href=#introduction-14>9.5.1 Introduction</a><ol><li><a href=#examples-5>9.5.1.1 Examples</a><li><a href=#ports-as-the-basis-of-an-object-capability-model-on-the-web>9.5.1.2 Ports as the basis of an object-capability model on the Web</a><li><a href=#ports-as-the-basis-of-abstracting-out-service-implementations>9.5.1.3 Ports as the basis of abstracting out service implementations</a></ol><li><a href=#message-channels>9.5.2 Message channels</a><li><a href=#message-ports>9.5.3 Message ports</a><li><a href=#broadcasting-to-many-ports>9.5.4 Broadcasting to many ports</a><li><a href=#ports-and-garbage-collection>9.5.5 Ports and garbage collection</a></ol><
li><a href=#broadcasting-to-other-browsing-contexts>9.6 Broadcasting to other browsing contexts</a></ol><li id=toc-workers><a href=#workers>10 Web workers</a><ol><li><a href=#introduction-15>10.1 Introduction</a><ol><li><a href=#scope-2>10.1.1 Scope</a><li><a href=#examples-6>10.1.2 Examples</a><ol><li><a href=#a-background-number-crunching-worker>10.1.2.1 A background number-crunching worker</a><li><a href=#worker-used-for-background-i/o>10.1.2.2 Worker used for background I/O</a><li><a href=#shared-workers-introduction>10.1.2.3 Shared workers introduction</a><li><a href=#shared-state-using-a-shared-worker>10.1.2.4 Shared state using a shared worker</a><li><a href=#delegation>10.1.2.5 Delegation</a></ol><li><a href=#tutorials>10.1.3 Tutorials</a><ol><li><a href=#creating-a-dedicated-worker>10.1.3.1 Creating a dedicated worker</a><li><a href=#communicating-with-a-dedicated-worker>10.1.3.2 Communicating with a dedicated worker</a><li><a href=#shared-workers>10.1.3.3 Shared wo
rkers</a></ol></ol><li><a href=#infrastructure-2>10.2 Infrastructure</a><ol><li><a href=#the-global-scope>10.2.1 The global scope</a><ol><li><a href=#the-workerglobalscope-common-interface>10.2.1.1 The <code>WorkerGlobalScope</code> common interface</a><li><a href=#dedicated-workers-and-the-dedicatedworkerglobalscope-interface>10.2.1.2 Dedicated workers and the <code>DedicatedWorkerGlobalScope</code> interface</a><li><a href=#shared-workers-and-the-sharedworkerglobalscope-interface>10.2.1.3 Shared workers and the <code>SharedWorkerGlobalScope</code> interface</a></ol><li><a href=#worker-event-loop>10.2.2 The event loop</a><li><a href="#the-worker's-lifetime">10.2.3 The worker's lifetime</a><li><a href=#processing-model-11>10.2.4 Processing model</a><li><a href=#runtime-script-errors-2>10.2.5 Runtime script errors</a><li><a href=#creating-workers>10.2.6 Creating workers</a><ol><li><a href=#the-abstractworker-abstract-interface>10.2.6.1 The <code>AbstractWorker</code> abstract
interface</a><li><a href=#script-settings-for-workers>10.2.6.2 Script settings for workers</a><li><a href=#dedicated-workers-and-the-worker-interface>10.2.6.3 Dedicated workers and the <code>Worker</code> interface</a><li><a href=#shared-workers-and-the-sharedworker-interface>10.2.6.4 Shared workers and the <code>SharedWorker</code> interface</a></ol></ol><li><a href=#apis-available-to-workers>10.3 APIs available to workers</a><ol><li><a href=#importing-scripts-and-libraries>10.3.1 Importing scripts and libraries</a><li><a href=#the-workernavigator-object>10.3.2 The <code>WorkerNavigator</code> object</a><li><a href=#worker-locations>10.3.3 Worker locations</a></ol></ol><li id=toc-webstorage><a href=#webstorage>11 Web storage</a><ol><li><a href=#introduction-16>11.1 Introduction</a><li><a href=#storage>11.2 The API</a><ol><li><a href=#the-storage-interface>11.2.1 The <code>Storage</code> interface</a><li><a href=#the-sessionstorage-attribute>11.2.2 The <code>sessionStorage<
/code> attribute</a><li><a href=#the-localstorage-attribute>11.2.3 The <code>localStorage</code> attribute</a><li><a href=#the-storage-event>11.2.4 The <code>storage</code> event</a><ol><li><a href=#the-storageevent-interface>11.2.4.1 The <code>StorageEvent</code> interface</a></ol><li><a href=#threads>11.2.5 Threads</a></ol><li><a href=#disk-space-2>11.3 Disk space</a><li><a href=#privacy>11.4 Privacy</a><ol><li><a href=#user-tracking>11.4.1 User tracking</a><li><a href=#sensitivity-of-data>11.4.2 Sensitivity of data</a></ol><li><a href=#security-storage>11.5 Security</a><ol><li><a href=#dns-spoofing-attacks>11.5.1 DNS spoofing attacks</a><li><a href=#cross-directory-attacks>11.5.2 Cross-directory attacks</a><li><a href=#implementation-risks>11.5.3 Implementation risks</a></ol></ol><li id=toc-syntax><a href=#syntax>12 The HTML syntax</a><ol><li><a href=#writing>12.1 Writing HTML documents</a><ol><li><a href=#the-doctype>12.1.1 The DOCTYPE</a><li><a href=#elements-2>12.1.2 E
lements</a><ol><li><a href=#start-tags>12.1.2.1 Start tags</a><li><a href=#end-tags>12.1.2.2 End tags</a><li><a href=#attributes-2>12.1.2.3 Attributes</a><li><a href=#optional-tags>12.1.2.4 Optional tags</a><li><a href=#element-restrictions>12.1.2.5 Restrictions on content models</a><li><a href=#cdata-rcdata-restrictions>12.1.2.6 Restrictions on the contents of raw text and escapable raw text elements</a></ol><li><a href=#text-2>12.1.3 Text</a><ol><li><a href=#newlines>12.1.3.1 Newlines</a></ol><li><a href=#character-references>12.1.4 Character references</a><li><a href=#cdata-sections>12.1.5 CDATA sections</a><li><a href=#comments>12.1.6 Comments</a></ol><li><a href=#parsing>12.2 Parsing HTML documents</a><ol><li><a href=#overview-of-the-parsing-model>12.2.1 Overview of the parsing model</a><li><a href=#the-input-byte-stream>12.2.2 The input byte stream</a><ol><li><a href=#parsing-with-a-known-character-encoding>12.2.2.1 Parsing with a known character encoding</a><li><a hre
f=#determining-the-character-encoding>12.2.2.2 Determining the character encoding</a><li><a href=#character-encodings>12.2.2.3 Character encodings</a><li><a href=#changing-the-encoding-while-parsing>12.2.2.4 Changing the encoding while parsing</a><li><a href=#preprocessing-the-input-stream>12.2.2.5 Preprocessing the input stream</a></ol><li><a href=#parse-state>12.2.3 Parse state</a><ol><li><a href=#the-insertion-mode>12.2.3.1 The insertion mode</a><li><a href=#the-stack-of-open-elements>12.2.3.2 The stack of open elements</a><li><a href=#the-list-of-active-formatting-elements>12.2.3.3 The list of active formatting elements</a><li><a href=#the-element-pointers>12.2.3.4 The element pointers</a><li><a href=#other-parsing-state-flags>12.2.3.5 Other parsing state flags</a></ol><li><a href=#tokenization>12.2.4 Tokenization</a><ol><li><a href=#data-state>12.2.4.1 Data state</a><li><a href=#character-reference-in-data-state>12.2.4.2 Character reference in data state</a><li><a href=
#rcdata-state>12.2.4.3 RCDATA state</a><li><a href=#character-reference-in-rcdata-state>12.2.4.4 Character reference in RCDATA state</a><li><a href=#rawtext-state>12.2.4.5 RAWTEXT state</a><li><a href=#script-data-state>12.2.4.6 Script data state</a><li><a href=#plaintext-state>12.2.4.7 PLAINTEXT state</a><li><a href=#tag-open-state>12.2.4.8 Tag open state</a><li><a href=#end-tag-open-state>12.2.4.9 End tag open state</a><li><a href=#tag-name-state>12.2.4.10 Tag name state</a><li><a href=#rcdata-less-than-sign-state>12.2.4.11 RCDATA less-than sign state</a><li><a href=#rcdata-end-tag-open-state>12.2.4.12 RCDATA end tag open state</a><li><a href=#rcdata-end-tag-name-state>12.2.4.13 RCDATA end tag name state</a><li><a href=#rawtext-less-than-sign-state>12.2.4.14 RAWTEXT less-than sign state</a><li><a href=#rawtext-end-tag-open-state>12.2.4.15 RAWTEXT end tag open state</a><li><a href=#rawtext-end-tag-name-state>12.2.4.16 RAWTEXT end tag name state</a><li><a href=#script-data-l
ess-than-sign-state>12.2.4.17 Script data less-than sign state</a><li><a href=#script-data-end-tag-open-state>12.2.4.18 Script data end tag open state</a><li><a href=#script-data-end-tag-name-state>12.2.4.19 Script data end tag name state</a><li><a href=#script-data-escape-start-state>12.2.4.20 Script data escape start state</a><li><a href=#script-data-escape-start-dash-state>12.2.4.21 Script data escape start dash state</a><li><a href=#script-data-escaped-state>12.2.4.22 Script data escaped state</a><li><a href=#script-data-escaped-dash-state>12.2.4.23 Script data escaped dash state</a><li><a href=#script-data-escaped-dash-dash-state>12.2.4.24 Script data escaped dash dash state</a><li><a href=#script-data-escaped-less-than-sign-state>12.2.4.25 Script data escaped less-than sign state</a><li><a href=#script-data-escaped-end-tag-open-state>12.2.4.26 Script data escaped end tag open state</a><li><a href=#script-data-escaped-end-tag-name-state>12.2.4.27 Script data escaped end
tag name state</a><li><a href=#script-data-double-escape-start-state>12.2.4.28 Script data double escape start state</a><li><a href=#script-data-double-escaped-state>12.2.4.29 Script data double escaped state</a><li><a href=#script-data-double-escaped-dash-state>12.2.4.30 Script data double escaped dash state</a><li><a href=#script-data-double-escaped-dash-dash-state>12.2.4.31 Script data double escaped dash dash state</a><li><a href=#script-data-double-escaped-less-than-sign-state>12.2.4.32 Script data double escaped less-than sign state</a><li><a href=#script-data-double-escape-end-state>12.2.4.33 Script data double escape end state</a><li><a href=#before-attribute-name-state>12.2.4.34 Before attribute name state</a><li><a href=#attribute-name-state>12.2.4.35 Attribute name state</a><li><a href=#after-attribute-name-state>12.2.4.36 After attribute name state</a><li><a href=#before-attribute-value-state>12.2.4.37 Before attribute value state</a><li><a href=#attribute-value
-(double-quoted)-state>12.2.4.38 Attribute value (double-quoted) state</a><li><a href=#attribute-value-(single-quoted)-state>12.2.4.39 Attribute value (single-quoted) state</a><li><a href=#attribute-value-(unquoted)-state>12.2.4.40 Attribute value (unquoted) state</a><li><a href=#character-reference-in-attribute-value-state>12.2.4.41 Character reference in attribute value state</a><li><a href=#after-attribute-value-(quoted)-state>12.2.4.42 After attribute value (quoted) state</a><li><a href=#self-closing-start-tag-state>12.2.4.43 Self-closing start tag state</a><li><a href=#bogus-comment-state>12.2.4.44 Bogus comment state</a><li><a href=#markup-declaration-open-state>12.2.4.45 Markup declaration open state</a><li><a href=#comment-start-state>12.2.4.46 Comment start state</a><li><a href=#comment-start-dash-state>12.2.4.47 Comment start dash state</a><li><a href=#comment-state>12.2.4.48 Comment state</a><li><a href=#comment-end-dash-state>12.2.4.49 Comment end dash state</a><
li><a href=#comment-end-state>12.2.4.50 Comment end state</a><li><a href=#comment-end-bang-state>12.2.4.51 Comment end bang state</a><li><a href=#doctype-state>12.2.4.52 DOCTYPE state</a><li><a href=#before-doctype-name-state>12.2.4.53 Before DOCTYPE name state</a><li><a href=#doctype-name-state>12.2.4.54 DOCTYPE name state</a><li><a href=#after-doctype-name-state>12.2.4.55 After DOCTYPE name state</a><li><a href=#after-doctype-public-keyword-state>12.2.4.56 After DOCTYPE public keyword state</a><li><a href=#before-doctype-public-identifier-state>12.2.4.57 Before DOCTYPE public identifier state</a><li><a href=#doctype-public-identifier-(double-quoted)-state>12.2.4.58 DOCTYPE public identifier (double-quoted) state</a><li><a href=#doctype-public-identifier-(single-quoted)-state>12.2.4.59 DOCTYPE public identifier (single-quoted) state</a><li><a href=#after-doctype-public-identifier-state>12.2.4.60 After DOCTYPE public identifier state</a><li><a href=#between-doctype-public-an
d-system-identifiers-state>12.2.4.61 Between DOCTYPE public and system identifiers state</a><li><a href=#after-doctype-system-keyword-state>12.2.4.62 After DOCTYPE system keyword state</a><li><a href=#before-doctype-system-identifier-state>12.2.4.63 Before DOCTYPE system identifier state</a><li><a href=#doctype-system-identifier-(double-quoted)-state>12.2.4.64 DOCTYPE system identifier (double-quoted) state</a><li><a href=#doctype-system-identifier-(single-quoted)-state>12.2.4.65 DOCTYPE system identifier (single-quoted) state</a><li><a href=#after-doctype-system-identifier-state>12.2.4.66 After DOCTYPE system identifier state</a><li><a href=#bogus-doctype-state>12.2.4.67 Bogus DOCTYPE state</a><li><a href=#cdata-section-state>12.2.4.68 CDATA section state</a><li><a href=#tokenizing-character-references>12.2.4.69 Tokenizing character references</a></ol><li><a href=#tree-construction>12.2.5 Tree construction</a><ol><li><a href=#creating-and-inserting-nodes>12.2.5.1 Creating a
nd inserting nodes</a><li><a href=#parsing-elements-that-contain-only-text>12.2.5.2 Parsing elements that contain only text</a><li><a href=#closing-elements-that-have-implied-end-tags>12.2.5.3 Closing elements that have implied end tags</a><li><a href=#parsing-main-inhtml>12.2.5.4 The rules for parsing tokens in HTML content</a><ol><li><a href=#the-initial-insertion-mode>12.2.5.4.1 The "initial" insertion mode</a><li><a href=#the-before-html-insertion-mode>12.2.5.4.2 The "before html" insertion mode</a><li><a href=#the-before-head-insertion-mode>12.2.5.4.3 The "before head" insertion mode</a><li><a href=#parsing-main-inhead>12.2.5.4.4 The "in head" insertion mode</a><li><a href=#parsing-main-inheadnoscript>12.2.5.4.5 The "in head noscript" insertion mode</a><li><a href=#the-after-head-insertion-mode>12.2.5.4.6 The "after head" insertion mode</a><li><a href=#parsing-main-inbody>12.2.5.4.7 The "in body" insertion mode</a><li><a href=#parsing-main-incdata>12.2.5.4.8 The "text"
insertion mode</a><li><a href=#parsing-main-intable>12.2.5.4.9 The "in table" insertion mode</a><li><a href=#parsing-main-intabletext>12.2.5.4.10 The "in table text" insertion mode</a><li><a href=#parsing-main-incaption>12.2.5.4.11 The "in caption" insertion mode</a><li><a href=#parsing-main-incolgroup>12.2.5.4.12 The "in column group" insertion mode</a><li><a href=#parsing-main-intbody>12.2.5.4.13 The "in table body" insertion mode</a><li><a href=#parsing-main-intr>12.2.5.4.14 The "in row" insertion mode</a><li><a href=#parsing-main-intd>12.2.5.4.15 The "in cell" insertion mode</a><li><a href=#parsing-main-inselect>12.2.5.4.16 The "in select" insertion mode</a><li><a href=#parsing-main-inselectintable>12.2.5.4.17 The "in select in table" insertion mode</a><li><a href=#parsing-main-intemplate>12.2.5.4.18 The "in template" insertion mode</a><li><a href=#parsing-main-afterbody>12.2.5.4.19 The "after body" insertion mode</a><li><a href=#parsing-main-inframeset>12.2.5.4.20 The "
in frameset" insertion mode</a><li><a href=#parsing-main-afterframeset>12.2.5.4.21 The "after frameset" insertion mode</a><li><a href=#the-after-after-body-insertion-mode>12.2.5.4.22 The "after after body" insertion mode</a><li><a href=#the-after-after-frameset-insertion-mode>12.2.5.4.23 The "after after frameset" insertion mode</a></ol><li><a href=#parsing-main-inforeign>12.2.5.5 The rules for parsing tokens in foreign content</a></ol><li><a href=#the-end>12.2.6 The end</a><li><a href=#coercing-an-html-dom-into-an-infoset>12.2.7 Coercing an HTML DOM into an infoset</a><li><a href=#an-introduction-to-error-handling-and-strange-cases-in-the-parser>12.2.8 An introduction to error handling and strange cases in the parser</a><ol><li><a href=#misnested-tags:-b-i-/b-/i>12.2.8.1 Misnested tags: <b><i></b></i></a><li><a href=#misnested-tags:-b-p-/b-/p>12.2.8.2 Misnested tags: <b><p></b></p></a><li><a href=#unexpected-markup-in-tables>12.2.8.3 Unexpected marku
p in tables</a><li><a href=#scripts-that-modify-the-page-as-it-is-being-parsed>12.2.8.4 Scripts that modify the page as it is being parsed</a><li><a href=#the-execution-of-scripts-that-are-moving-across-multiple-documents>12.2.8.5 The execution of scripts that are moving across multiple documents</a><li><a href=#unclosed-formatting-elements>12.2.8.6 Unclosed formatting elements</a></ol></ol><li><a href=#serialising-html-fragments>12.3 Serialising HTML fragments</a><li><a href=#parsing-html-fragments>12.4 Parsing HTML fragments</a><li><a href=#named-character-references>12.5 Named character references</a></ol><li id=toc-the-xhtml-syntax><a href=#the-xhtml-syntax>13 The XHTML syntax</a><ol><li><a href=#writing-xhtml-documents>13.1 Writing XHTML documents</a><li><a href=#parsing-xhtml-documents>13.2 Parsing XHTML documents</a><li><a href=#serialising-xhtml-fragments>13.3 Serialising XHTML fragments</a><li><a href=#parsing-xhtml-fragments>13.4 Parsing XHTML fragments</a></ol><li
id=toc-rendering><a href=#rendering>14 Rendering</a><ol><li><a href=#introduction-17>14.1 Introduction</a><li><a href=#the-css-user-agent-style-sheet-and-presentational-hints>14.2 The CSS user agent style sheet and presentational hints</a><li><a href=#non-replaced-elements>14.3 Non-replaced elements</a><ol><li><a href=#hidden-elements>14.3.1 Hidden elements</a><li><a href=#the-page>14.3.2 The page</a><li><a href=#flow-content-3>14.3.3 Flow content</a><li><a href=#phrasing-content-3>14.3.4 Phrasing content</a><li><a href=#bidi-rendering>14.3.5 Bidirectional text</a><li><a href=#quotes>14.3.6 Quotes</a><li><a href=#sections-and-headings>14.3.7 Sections and headings</a><li><a href=#lists>14.3.8 Lists</a><li><a href=#tables-2>14.3.9 Tables</a><li><a href=#margin-collapsing-quirks>14.3.10 Margin collapsing quirks</a><li><a href=#form-controls>14.3.11 Form controls</a><li><a href=#the-hr-element-2>14.3.12 The <code>hr</code> element</a><li><a href=#the-fieldset-and-legend-element
s>14.3.13 The <code>fieldset</code> and <code>legend</code> elements</a></ol><li><a href=#replaced-elements>14.4 Replaced elements</a><ol><li><a href=#embedded-content-rendering-rules>14.4.1 Embedded content</a><li><a href=#images-2>14.4.2 Images</a><li><a href=#attributes-for-embedded-content-and-images>14.4.3 Attributes for embedded content and images</a><li><a href=#image-maps-2>14.4.4 Image maps</a></ol><li><a href=#bindings>14.5 Bindings</a><ol><li><a href=#introduction-18>14.5.1 Introduction</a><li><a href=#the-button-element-2>14.5.2 The <code>button</code> element</a><li><a href=#the-details-element-2>14.5.3 The <code>details</code> element</a><li><a href=#the-input-element-as-a-text-entry-widget>14.5.4 The <code>input</code> element as a text entry widget</a><li><a href=#the-input-element-as-domain-specific-widgets>14.5.5 The <code>input</code> element as domain-specific widgets</a><li><a href=#the-input-element-as-a-range-control>14.5.6 The <code>input</code> eleme
nt as a range control</a><li><a href=#the-input-element-as-a-colour-well>14.5.7 The <code>input</code> element as a colour well</a><li><a href=#the-input-element-as-a-checkbox-and-radio-button-widgets>14.5.8 The <code>input</code> element as a checkbox and radio button widgets</a><li><a href=#the-input-element-as-a-file-upload-control>14.5.9 The <code>input</code> element as a file upload control</a><li><a href=#the-input-element-as-a-button>14.5.10 The <code>input</code> element as a button</a><li><a href=#the-marquee-element>14.5.11 The <code>marquee</code> element</a><li><a href=#the-meter-element-2>14.5.12 The <code>meter</code> element</a><li><a href=#the-progress-element-2>14.5.13 The <code>progress</code> element</a><li><a href=#the-select-element-2>14.5.14 The <code>select</code> element</a><li><a href=#the-textarea-element-2>14.5.15 The <code>textarea</code> element</a><li><a href=#the-keygen-element-2>14.5.16 The <code>keygen</code> element</a></ol><li><a href=#fra
mes-and-framesets>14.6 Frames and framesets</a><li><a href=#interactive-media>14.7 Interactive media</a><ol><li><a href=#links,-forms,-and-navigation>14.7.1 Links, forms, and navigation</a><li><a href=#the-title-attribute-2>14.7.2 The <code>title</code> attribute</a><li><a href=#editing-hosts>14.7.3 Editing hosts</a><li><a href=#text-rendered-in-native-user-interfaces>14.7.4 Text rendered in native user interfaces</a></ol><li><a href=#print-media>14.8 Print media</a><li><a href=#unstyled-xml-documents>14.9 Unstyled XML documents</a></ol><li id=toc-obsolete><a href=#obsolete>15 Obsolete features</a><ol><li><a href=#obsolete-but-conforming-features>15.1 Obsolete but conforming features</a><ol><li><a href=#warnings-for-obsolete-but-conforming-features>15.1.1 Warnings for obsolete but conforming features</a></ol><li><a href=#non-conforming-features>15.2 Non-conforming features</a><li><a href=#requirements-for-implementations>15.3 Requirements for implementations</a><ol><li><a hr
ef=#the-applet-element>15.3.1 The <code>applet</code> element</a><li><a href=#the-marquee-element-2>15.3.2 The <code>marquee</code> element</a><li><a href=#frames>15.3.3 Frames</a><li><a href=#other-elements,-attributes-and-apis>15.3.4 Other elements, attributes and APIs</a></ol></ol><li id=toc-iana><a href=#iana>16 IANA considerations</a><ol><li><a href=#text/html>16.1 <code>text/html</code></a><li><a href=#multipart/x-mixed-replace>16.2 <code>multipart/x-mixed-replace</code></a><li><a href=#application/xhtml+xml>16.3 <code>application/xhtml+xml</code></a><li><a href=#application/x-www-form-urlencoded>16.4 <code>application/x-www-form-urlencoded</code></a><li><a href=#text/cache-manifest>16.5 <code>text/cache-manifest</code></a><li><a href=#text/ping>16.6 <code>text/ping</code></a><li><a href=#application/microdata+json>16.7 <code>application/microdata+json</code></a><li><a href=#ping-from>16.8 <code>Ping-From</code></a><li><a href=#ping-to>16.9 <code>Ping-To</code></a><li>
<a href=#web+-scheme-prefix>16.10 <code>web+</code> scheme prefix</a></ol><li id=toc-index><a href=#index>Index</a><ol><li><a href=#elements-3>Elements</a><li><a href=#element-content-categories>Element content categories</a><li><a href=#attributes-3>Attributes</a><li><a href=#element-interfaces>Element Interfaces</a><li><a href=#all-interfaces>All Interfaces</a><li><a href=#events-2>Events</a><li><a href=#mime-types-2>MIME Types</a></ol><li id=toc-references><a href=#references>References</a><li id=toc-acknowledgments><a href=#acknowledgments>Acknowledgements</a></ol>
+ content that doesn't have a DOM</a><li><a href=#scroll-to-fragid>7.6.9 Navigating to a fragment identifier</a><li><a href=#history-traversal>7.6.10 History traversal</a><ol><li><a href=#the-popstateevent-interface>7.6.10.1 The <code>PopStateEvent</code> interface</a><li><a href=#the-hashchangeevent-interface>7.6.10.2 The <code>HashChangeEvent</code> interface</a><li><a href=#the-pagetransitionevent-interface>7.6.10.3 The <code>PageTransitionEvent</code> interface</a></ol><li><a href=#unloading-documents>7.6.11 Unloading documents</a><ol><li><a href=#the-beforeunloadevent-interface>7.6.11.1 The <code>BeforeUnloadEvent</code> interface</a></ol><li><a href=#aborting-a-document-load>7.6.12 Aborting a document load</a></ol><li><a href=#offline>7.7 Offline Web applications</a><ol><li><a href=#introduction-11>7.7.1 Introduction</a><ol><li><a href=#supporting-offline-caching-for-legacy-applications>7.7.1.1 Supporting offline caching for legacy applications</a><li><a href=#appcache
events>7.7.1.2 Event summary</a></ol><li><a href=#appcache>7.7.2 Application caches</a><li><a href=#manifests>7.7.3 The cache manifest syntax</a><ol><li><a href=#some-sample-manifests>7.7.3.1 Some sample manifests</a><li><a href=#writing-cache-manifests>7.7.3.2 Writing cache manifests</a><li><a href=#parsing-cache-manifests>7.7.3.3 Parsing cache manifests</a></ol><li><a href=#downloading-or-updating-an-application-cache>7.7.4 Downloading or updating an application cache</a><li><a href=#the-application-cache-selection-algorithm>7.7.5 The application cache selection algorithm</a><li><a href=#changesToNetworkingModel>7.7.6 Changes to the networking model</a><li><a href=#expiring-application-caches>7.7.7 Expiring application caches</a><li><a href=#disk-space>7.7.8 Disk space</a><li><a href=#security-concerns-with-offline-applications-caches>7.7.9 Security concerns with offline applications caches</a><li><a href=#application-cache-api>7.7.10 Application cache API</a><li><a href=#
navigator.online>7.7.11 Browser state</a></ol></ol><li id=toc-webappapis><a href=#webappapis>8 Web application APIs</a><ol><li><a href=#scripting>8.1 Scripting</a><ol><li><a href=#introduction-12>8.1.1 Introduction</a><li><a href=#enabling-and-disabling-scripting>8.1.2 Enabling and disabling scripting</a><li><a href=#processing-model-8>8.1.3 Processing model</a><ol><li><a href=#definitions-2>8.1.3.1 Definitions</a><li><a href=#script-settings-for-browsing-contexts>8.1.3.2 Script settings for browsing contexts</a><li><a href=#calling-scripts>8.1.3.3 Calling scripts</a><li><a href=#creating-scripts>8.1.3.4 Creating scripts</a><li><a href=#killing-scripts>8.1.3.5 Killing scripts</a><li><a href=#runtime-script-errors>8.1.3.6 Runtime script errors</a><ol><li><a href=#runtime-script-errors-in-documents>8.1.3.6.1 Runtime script errors in documents</a><li><a href=#the-errorevent-interface>8.1.3.6.2 The <code>ErrorEvent</code> interface</a></ol></ol><li><a href=#event-loops>8.1.4 Eve
nt loops</a><ol><li><a href=#definitions-3>8.1.4.1 Definitions</a><li><a href=#processing-model-9>8.1.4.2 Processing model</a><li><a href=#generic-task-sources>8.1.4.3 Generic task sources</a></ol><li><a href=#events>8.1.5 Events</a><ol><li><a href=#event-handler-attributes>8.1.5.1 Event handlers</a><li><a href=#event-handlers-on-elements,-document-objects,-and-window-objects>8.1.5.2 Event handlers on elements, <code>Document</code> objects, and <code>Window</code> objects</a><ol><li><a href=#idl-definitions>8.1.5.2.1 IDL definitions</a></ol><li><a href=#event-firing>8.1.5.3 Event firing</a><li><a href=#events-and-the-window-object>8.1.5.4 Events and the <code>Window</code> object</a></ol></ol><li><a href=#atob>8.2 Base64 utility methods</a><li><a href=#dynamic-markup-insertion>8.3 Dynamic markup insertion</a><ol><li><a href=#opening-the-input-stream>8.3.1 Opening the input stream</a><li><a href=#closing-the-input-stream>8.3.2 Closing the input stream</a><li><a href=#documen
t.write()>8.3.3 <code>document.write()</code></a><li><a href=#document.writeln()>8.3.4 <code>document.writeln()</code></a></ol><li><a href=#timers>8.4 Timers</a><li><a href=#user-prompts>8.5 User prompts</a><ol><li><a href=#simple-dialogs>8.5.1 Simple dialogs</a><li><a href=#printing>8.5.2 Printing</a><li><a href=#dialogs-implemented-using-separate-documents>8.5.3 Dialogs implemented using separate documents with <code>showModalDialog()</code></a></ol><li><a href=#system-state-and-capabilities>8.6 System state and capabilities</a><ol><li><a href=#the-navigator-object>8.6.1 The <code>Navigator</code> object</a><ol><li><a href=#client-identification>8.6.1.1 Client identification</a><li><a href=#language-preferences>8.6.1.2 Language preferences</a><li><a href=#custom-handlers>8.6.1.3 Custom scheme and content handlers: the <code>registerProtocolHandler()</code> and <code>registerContentHandler()</code> methods</a><ol><li><a href=#security-and-privacy>8.6.1.3.1 Security and priv
acy</a><li><a href=#sample-handler-impl>8.6.1.3.2 Sample user interface</a></ol><li><a href=#manually-releasing-the-storage-mutex>8.6.1.4 Manually releasing the storage mutex</a><li><a href=#plugins-2>8.6.1.5 Plugins</a></ol><li><a href=#the-external-interface>8.6.2 The <code>External</code> interface</a></ol><li><a href=#images>8.7 Images</a></ol><li id=toc-comms><a href=#comms>9 Communication</a><ol><li><a href=#the-messageevent-interfaces>9.1 The <code>MessageEvent</code> interfaces</a><li><a href=#server-sent-events>9.2 Server-sent events</a><ol><li><a href=#server-sent-events-intro>9.2.1 Introduction</a><li><a href=#the-eventsource-interface>9.2.2 The <code>EventSource</code> interface</a><li><a href=#processing-model-10>9.2.3 Processing model</a><li><a href=#parsing-an-event-stream>9.2.4 Parsing an event stream</a><li><a href=#event-stream-interpretation>9.2.5 Interpreting an event stream</a><li><a href=#authoring-notes>9.2.6 Authoring notes</a><li><a href=#eventsource
-push>9.2.7 Connectionless push and other features</a><li><a href=#garbage-collection-2>9.2.8 Garbage collection</a><li><a href=#implementation-advice>9.2.9 Implementation advice</a><li><a href=#iana-considerations>9.2.10 IANA considerations</a><ol><li><a href=#text/event-stream>9.2.10.1 <code>text/event-stream</code></a><li><a href=#last-event-id>9.2.10.2 <code>Last-Event-ID</code></a></ol></ol><li><a href=#network>9.3 Web sockets</a><ol><li><a href=#network-intro>9.3.1 Introduction</a><li><a href=#the-websocket-interface>9.3.2 The <code>WebSocket</code> interface</a><li><a href=#feedback-from-the-protocol>9.3.3 Feedback from the protocol</a><li><a href=#ping-and-pong-frames>9.3.4 Ping and Pong frames</a><li><a href=#parsing-websocket-urls>9.3.5 Parsing WebSocket URLs</a><li><a href=#the-closeevent-interfaces>9.3.6 The <code>CloseEvent</code> interfaces</a><li><a href=#garbage-collection-3>9.3.7 Garbage collection</a></ol><li><a href=#web-messaging>9.4 Cross-document messag
ing</a><ol><li><a href=#introduction-13>9.4.1 Introduction</a><li><a href=#security-postmsg>9.4.2 Security</a><ol><li><a href=#authors>9.4.2.1 Authors</a><li><a href=#user-agents>9.4.2.2 User agents</a></ol><li><a href=#posting-messages>9.4.3 Posting messages</a></ol><li><a href=#channel-messaging>9.5 Channel messaging</a><ol><li><a href=#introduction-14>9.5.1 Introduction</a><ol><li><a href=#examples-5>9.5.1.1 Examples</a><li><a href=#ports-as-the-basis-of-an-object-capability-model-on-the-web>9.5.1.2 Ports as the basis of an object-capability model on the Web</a><li><a href=#ports-as-the-basis-of-abstracting-out-service-implementations>9.5.1.3 Ports as the basis of abstracting out service implementations</a></ol><li><a href=#message-channels>9.5.2 Message channels</a><li><a href=#message-ports>9.5.3 Message ports</a><li><a href=#broadcasting-to-many-ports>9.5.4 Broadcasting to many ports</a><li><a href=#ports-and-garbage-collection>9.5.5 Ports and garbage collection</a></o
l><li><a href=#broadcasting-to-other-browsing-contexts>9.6 Broadcasting to other browsing contexts</a></ol><li id=toc-workers><a href=#workers>10 Web workers</a><ol><li><a href=#introduction-15>10.1 Introduction</a><ol><li><a href=#scope-2>10.1.1 Scope</a><li><a href=#examples-6>10.1.2 Examples</a><ol><li><a href=#a-background-number-crunching-worker>10.1.2.1 A background number-crunching worker</a><li><a href=#worker-used-for-background-i/o>10.1.2.2 Worker used for background I/O</a><li><a href=#shared-workers-introduction>10.1.2.3 Shared workers introduction</a><li><a href=#shared-state-using-a-shared-worker>10.1.2.4 Shared state using a shared worker</a><li><a href=#delegation>10.1.2.5 Delegation</a></ol><li><a href=#tutorials>10.1.3 Tutorials</a><ol><li><a href=#creating-a-dedicated-worker>10.1.3.1 Creating a dedicated worker</a><li><a href=#communicating-with-a-dedicated-worker>10.1.3.2 Communicating with a dedicated worker</a><li><a href=#shared-workers>10.1.3.3 Shared
workers</a></ol></ol><li><a href=#infrastructure-2>10.2 Infrastructure</a><ol><li><a href=#the-global-scope>10.2.1 The global scope</a><ol><li><a href=#the-workerglobalscope-common-interface>10.2.1.1 The <code>WorkerGlobalScope</code> common interface</a><li><a href=#dedicated-workers-and-the-dedicatedworkerglobalscope-interface>10.2.1.2 Dedicated workers and the <code>DedicatedWorkerGlobalScope</code> interface</a><li><a href=#shared-workers-and-the-sharedworkerglobalscope-interface>10.2.1.3 Shared workers and the <code>SharedWorkerGlobalScope</code> interface</a></ol><li><a href=#worker-event-loop>10.2.2 The event loop</a><li><a href="#the-worker's-lifetime">10.2.3 The worker's lifetime</a><li><a href=#processing-model-11>10.2.4 Processing model</a><li><a href=#runtime-script-errors-2>10.2.5 Runtime script errors</a><li><a href=#creating-workers>10.2.6 Creating workers</a><ol><li><a href=#the-abstractworker-abstract-interface>10.2.6.1 The <code>AbstractWorker</code> abstr
act interface</a><li><a href=#script-settings-for-workers>10.2.6.2 Script settings for workers</a><li><a href=#dedicated-workers-and-the-worker-interface>10.2.6.3 Dedicated workers and the <code>Worker</code> interface</a><li><a href=#shared-workers-and-the-sharedworker-interface>10.2.6.4 Shared workers and the <code>SharedWorker</code> interface</a></ol></ol><li><a href=#apis-available-to-workers>10.3 APIs available to workers</a><ol><li><a href=#importing-scripts-and-libraries>10.3.1 Importing scripts and libraries</a><li><a href=#the-workernavigator-object>10.3.2 The <code>WorkerNavigator</code> object</a><li><a href=#worker-locations>10.3.3 Worker locations</a></ol></ol><li id=toc-webstorage><a href=#webstorage>11 Web storage</a><ol><li><a href=#introduction-16>11.1 Introduction</a><li><a href=#storage>11.2 The API</a><ol><li><a href=#the-storage-interface>11.2.1 The <code>Storage</code> interface</a><li><a href=#the-sessionstorage-attribute>11.2.2 The <code>sessionStora
ge</code> attribute</a><li><a href=#the-localstorage-attribute>11.2.3 The <code>localStorage</code> attribute</a><li><a href=#the-storage-event>11.2.4 The <code>storage</code> event</a><ol><li><a href=#the-storageevent-interface>11.2.4.1 The <code>StorageEvent</code> interface</a></ol><li><a href=#threads>11.2.5 Threads</a></ol><li><a href=#disk-space-2>11.3 Disk space</a><li><a href=#privacy>11.4 Privacy</a><ol><li><a href=#user-tracking>11.4.1 User tracking</a><li><a href=#sensitivity-of-data>11.4.2 Sensitivity of data</a></ol><li><a href=#security-storage>11.5 Security</a><ol><li><a href=#dns-spoofing-attacks>11.5.1 DNS spoofing attacks</a><li><a href=#cross-directory-attacks>11.5.2 Cross-directory attacks</a><li><a href=#implementation-risks>11.5.3 Implementation risks</a></ol></ol><li id=toc-syntax><a href=#syntax>12 The HTML syntax</a><ol><li><a href=#writing>12.1 Writing HTML documents</a><ol><li><a href=#the-doctype>12.1.1 The DOCTYPE</a><li><a href=#elements-2>12.1.
2 Elements</a><ol><li><a href=#start-tags>12.1.2.1 Start tags</a><li><a href=#end-tags>12.1.2.2 End tags</a><li><a href=#attributes-2>12.1.2.3 Attributes</a><li><a href=#optional-tags>12.1.2.4 Optional tags</a><li><a href=#element-restrictions>12.1.2.5 Restrictions on content models</a><li><a href=#cdata-rcdata-restrictions>12.1.2.6 Restrictions on the contents of raw text and escapable raw text elements</a></ol><li><a href=#text-2>12.1.3 Text</a><ol><li><a href=#newlines>12.1.3.1 Newlines</a></ol><li><a href=#character-references>12.1.4 Character references</a><li><a href=#cdata-sections>12.1.5 CDATA sections</a><li><a href=#comments>12.1.6 Comments</a></ol><li><a href=#parsing>12.2 Parsing HTML documents</a><ol><li><a href=#overview-of-the-parsing-model>12.2.1 Overview of the parsing model</a><li><a href=#the-input-byte-stream>12.2.2 The input byte stream</a><ol><li><a href=#parsing-with-a-known-character-encoding>12.2.2.1 Parsing with a known character encoding</a><li><a
href=#determining-the-character-encoding>12.2.2.2 Determining the character encoding</a><li><a href=#character-encodings>12.2.2.3 Character encodings</a><li><a href=#changing-the-encoding-while-parsing>12.2.2.4 Changing the encoding while parsing</a><li><a href=#preprocessing-the-input-stream>12.2.2.5 Preprocessing the input stream</a></ol><li><a href=#parse-state>12.2.3 Parse state</a><ol><li><a href=#the-insertion-mode>12.2.3.1 The insertion mode</a><li><a href=#the-stack-of-open-elements>12.2.3.2 The stack of open elements</a><li><a href=#the-list-of-active-formatting-elements>12.2.3.3 The list of active formatting elements</a><li><a href=#the-element-pointers>12.2.3.4 The element pointers</a><li><a href=#other-parsing-state-flags>12.2.3.5 Other parsing state flags</a></ol><li><a href=#tokenization>12.2.4 Tokenization</a><ol><li><a href=#data-state>12.2.4.1 Data state</a><li><a href=#character-reference-in-data-state>12.2.4.2 Character reference in data state</a><li><a hr
ef=#rcdata-state>12.2.4.3 RCDATA state</a><li><a href=#character-reference-in-rcdata-state>12.2.4.4 Character reference in RCDATA state</a><li><a href=#rawtext-state>12.2.4.5 RAWTEXT state</a><li><a href=#script-data-state>12.2.4.6 Script data state</a><li><a href=#plaintext-state>12.2.4.7 PLAINTEXT state</a><li><a href=#tag-open-state>12.2.4.8 Tag open state</a><li><a href=#end-tag-open-state>12.2.4.9 End tag open state</a><li><a href=#tag-name-state>12.2.4.10 Tag name state</a><li><a href=#rcdata-less-than-sign-state>12.2.4.11 RCDATA less-than sign state</a><li><a href=#rcdata-end-tag-open-state>12.2.4.12 RCDATA end tag open state</a><li><a href=#rcdata-end-tag-name-state>12.2.4.13 RCDATA end tag name state</a><li><a href=#rawtext-less-than-sign-state>12.2.4.14 RAWTEXT less-than sign state</a><li><a href=#rawtext-end-tag-open-state>12.2.4.15 RAWTEXT end tag open state</a><li><a href=#rawtext-end-tag-name-state>12.2.4.16 RAWTEXT end tag name state</a><li><a href=#script-dat
a-less-than-sign-state>12.2.4.17 Script data less-than sign state</a><li><a href=#script-data-end-tag-open-state>12.2.4.18 Script data end tag open state</a><li><a href=#script-data-end-tag-name-state>12.2.4.19 Script data end tag name state</a><li><a href=#script-data-escape-start-state>12.2.4.20 Script data escape start state</a><li><a href=#script-data-escape-start-dash-state>12.2.4.21 Script data escape start dash state</a><li><a href=#script-data-escaped-state>12.2.4.22 Script data escaped state</a><li><a href=#script-data-escaped-dash-state>12.2.4.23 Script data escaped dash state</a><li><a href=#script-data-escaped-dash-dash-state>12.2.4.24 Script data escaped dash dash state</a><li><a href=#script-data-escaped-less-than-sign-state>12.2.4.25 Script data escaped less-than sign state</a><li><a href=#script-data-escaped-end-tag-open-state>12.2.4.26 Script data escaped end tag open state</a><li><a href=#script-data-escaped-end-tag-name-state>12.2.4.27 Script data escaped
end tag name state</a><li><a href=#script-data-double-escape-start-state>12.2.4.28 Script data double escape start state</a><li><a href=#script-data-double-escaped-state>12.2.4.29 Script data double escaped state</a><li><a href=#script-data-double-escaped-dash-state>12.2.4.30 Script data double escaped dash state</a><li><a href=#script-data-double-escaped-dash-dash-state>12.2.4.31 Script data double escaped dash dash state</a><li><a href=#script-data-double-escaped-less-than-sign-state>12.2.4.32 Script data double escaped less-than sign state</a><li><a href=#script-data-double-escape-end-state>12.2.4.33 Script data double escape end state</a><li><a href=#before-attribute-name-state>12.2.4.34 Before attribute name state</a><li><a href=#attribute-name-state>12.2.4.35 Attribute name state</a><li><a href=#after-attribute-name-state>12.2.4.36 After attribute name state</a><li><a href=#before-attribute-value-state>12.2.4.37 Before attribute value state</a><li><a href=#attribute-va
lue-(double-quoted)-state>12.2.4.38 Attribute value (double-quoted) state</a><li><a href=#attribute-value-(single-quoted)-state>12.2.4.39 Attribute value (single-quoted) state</a><li><a href=#attribute-value-(unquoted)-state>12.2.4.40 Attribute value (unquoted) state</a><li><a href=#character-reference-in-attribute-value-state>12.2.4.41 Character reference in attribute value state</a><li><a href=#after-attribute-value-(quoted)-state>12.2.4.42 After attribute value (quoted) state</a><li><a href=#self-closing-start-tag-state>12.2.4.43 Self-closing start tag state</a><li><a href=#bogus-comment-state>12.2.4.44 Bogus comment state</a><li><a href=#markup-declaration-open-state>12.2.4.45 Markup declaration open state</a><li><a href=#comment-start-state>12.2.4.46 Comment start state</a><li><a href=#comment-start-dash-state>12.2.4.47 Comment start dash state</a><li><a href=#comment-state>12.2.4.48 Comment state</a><li><a href=#comment-end-dash-state>12.2.4.49 Comment end dash state</
a><li><a href=#comment-end-state>12.2.4.50 Comment end state</a><li><a href=#comment-end-bang-state>12.2.4.51 Comment end bang state</a><li><a href=#doctype-state>12.2.4.52 DOCTYPE state</a><li><a href=#before-doctype-name-state>12.2.4.53 Before DOCTYPE name state</a><li><a href=#doctype-name-state>12.2.4.54 DOCTYPE name state</a><li><a href=#after-doctype-name-state>12.2.4.55 After DOCTYPE name state</a><li><a href=#after-doctype-public-keyword-state>12.2.4.56 After DOCTYPE public keyword state</a><li><a href=#before-doctype-public-identifier-state>12.2.4.57 Before DOCTYPE public identifier state</a><li><a href=#doctype-public-identifier-(double-quoted)-state>12.2.4.58 DOCTYPE public identifier (double-quoted) state</a><li><a href=#doctype-public-identifier-(single-quoted)-state>12.2.4.59 DOCTYPE public identifier (single-quoted) state</a><li><a href=#after-doctype-public-identifier-state>12.2.4.60 After DOCTYPE public identifier state</a><li><a href=#between-doctype-public
-and-system-identifiers-state>12.2.4.61 Between DOCTYPE public and system identifiers state</a><li><a href=#after-doctype-system-keyword-state>12.2.4.62 After DOCTYPE system keyword state</a><li><a href=#before-doctype-system-identifier-state>12.2.4.63 Before DOCTYPE system identifier state</a><li><a href=#doctype-system-identifier-(double-quoted)-state>12.2.4.64 DOCTYPE system identifier (double-quoted) state</a><li><a href=#doctype-system-identifier-(single-quoted)-state>12.2.4.65 DOCTYPE system identifier (single-quoted) state</a><li><a href=#after-doctype-system-identifier-state>12.2.4.66 After DOCTYPE system identifier state</a><li><a href=#bogus-doctype-state>12.2.4.67 Bogus DOCTYPE state</a><li><a href=#cdata-section-state>12.2.4.68 CDATA section state</a><li><a href=#tokenizing-character-references>12.2.4.69 Tokenizing character references</a></ol><li><a href=#tree-construction>12.2.5 Tree construction</a><ol><li><a href=#creating-and-inserting-nodes>12.2.5.1 Creatin
g and inserting nodes</a><li><a href=#parsing-elements-that-contain-only-text>12.2.5.2 Parsing elements that contain only text</a><li><a href=#closing-elements-that-have-implied-end-tags>12.2.5.3 Closing elements that have implied end tags</a><li><a href=#parsing-main-inhtml>12.2.5.4 The rules for parsing tokens in HTML content</a><ol><li><a href=#the-initial-insertion-mode>12.2.5.4.1 The "initial" insertion mode</a><li><a href=#the-before-html-insertion-mode>12.2.5.4.2 The "before html" insertion mode</a><li><a href=#the-before-head-insertion-mode>12.2.5.4.3 The "before head" insertion mode</a><li><a href=#parsing-main-inhead>12.2.5.4.4 The "in head" insertion mode</a><li><a href=#parsing-main-inheadnoscript>12.2.5.4.5 The "in head noscript" insertion mode</a><li><a href=#the-after-head-insertion-mode>12.2.5.4.6 The "after head" insertion mode</a><li><a href=#parsing-main-inbody>12.2.5.4.7 The "in body" insertion mode</a><li><a href=#parsing-main-incdata>12.2.5.4.8 The "tex
t" insertion mode</a><li><a href=#parsing-main-intable>12.2.5.4.9 The "in table" insertion mode</a><li><a href=#parsing-main-intabletext>12.2.5.4.10 The "in table text" insertion mode</a><li><a href=#parsing-main-incaption>12.2.5.4.11 The "in caption" insertion mode</a><li><a href=#parsing-main-incolgroup>12.2.5.4.12 The "in column group" insertion mode</a><li><a href=#parsing-main-intbody>12.2.5.4.13 The "in table body" insertion mode</a><li><a href=#parsing-main-intr>12.2.5.4.14 The "in row" insertion mode</a><li><a href=#parsing-main-intd>12.2.5.4.15 The "in cell" insertion mode</a><li><a href=#parsing-main-inselect>12.2.5.4.16 The "in select" insertion mode</a><li><a href=#parsing-main-inselectintable>12.2.5.4.17 The "in select in table" insertion mode</a><li><a href=#parsing-main-intemplate>12.2.5.4.18 The "in template" insertion mode</a><li><a href=#parsing-main-afterbody>12.2.5.4.19 The "after body" insertion mode</a><li><a href=#parsing-main-inframeset>12.2.5.4.20 Th
e "in frameset" insertion mode</a><li><a href=#parsing-main-afterframeset>12.2.5.4.21 The "after frameset" insertion mode</a><li><a href=#the-after-after-body-insertion-mode>12.2.5.4.22 The "after after body" insertion mode</a><li><a href=#the-after-after-frameset-insertion-mode>12.2.5.4.23 The "after after frameset" insertion mode</a></ol><li><a href=#parsing-main-inforeign>12.2.5.5 The rules for parsing tokens in foreign content</a></ol><li><a href=#the-end>12.2.6 The end</a><li><a href=#coercing-an-html-dom-into-an-infoset>12.2.7 Coercing an HTML DOM into an infoset</a><li><a href=#an-introduction-to-error-handling-and-strange-cases-in-the-parser>12.2.8 An introduction to error handling and strange cases in the parser</a><ol><li><a href=#misnested-tags:-b-i-/b-/i>12.2.8.1 Misnested tags: <b><i></b></i></a><li><a href=#misnested-tags:-b-p-/b-/p>12.2.8.2 Misnested tags: <b><p></b></p></a><li><a href=#unexpected-markup-in-tables>12.2.8.3 Unexpected ma
rkup in tables</a><li><a href=#scripts-that-modify-the-page-as-it-is-being-parsed>12.2.8.4 Scripts that modify the page as it is being parsed</a><li><a href=#the-execution-of-scripts-that-are-moving-across-multiple-documents>12.2.8.5 The execution of scripts that are moving across multiple documents</a><li><a href=#unclosed-formatting-elements>12.2.8.6 Unclosed formatting elements</a></ol></ol><li><a href=#serialising-html-fragments>12.3 Serialising HTML fragments</a><li><a href=#parsing-html-fragments>12.4 Parsing HTML fragments</a><li><a href=#named-character-references>12.5 Named character references</a></ol><li id=toc-the-xhtml-syntax><a href=#the-xhtml-syntax>13 The XHTML syntax</a><ol><li><a href=#writing-xhtml-documents>13.1 Writing XHTML documents</a><li><a href=#parsing-xhtml-documents>13.2 Parsing XHTML documents</a><li><a href=#serialising-xhtml-fragments>13.3 Serialising XHTML fragments</a><li><a href=#parsing-xhtml-fragments>13.4 Parsing XHTML fragments</a></ol>
<li id=toc-rendering><a href=#rendering>14 Rendering</a><ol><li><a href=#introduction-17>14.1 Introduction</a><li><a href=#the-css-user-agent-style-sheet-and-presentational-hints>14.2 The CSS user agent style sheet and presentational hints</a><li><a href=#non-replaced-elements>14.3 Non-replaced elements</a><ol><li><a href=#hidden-elements>14.3.1 Hidden elements</a><li><a href=#the-page>14.3.2 The page</a><li><a href=#flow-content-3>14.3.3 Flow content</a><li><a href=#phrasing-content-3>14.3.4 Phrasing content</a><li><a href=#bidi-rendering>14.3.5 Bidirectional text</a><li><a href=#quotes>14.3.6 Quotes</a><li><a href=#sections-and-headings>14.3.7 Sections and headings</a><li><a href=#lists>14.3.8 Lists</a><li><a href=#tables-2>14.3.9 Tables</a><li><a href=#margin-collapsing-quirks>14.3.10 Margin collapsing quirks</a><li><a href=#form-controls>14.3.11 Form controls</a><li><a href=#the-hr-element-2>14.3.12 The <code>hr</code> element</a><li><a href=#the-fieldset-and-legend-elem
ents>14.3.13 The <code>fieldset</code> and <code>legend</code> elements</a></ol><li><a href=#replaced-elements>14.4 Replaced elements</a><ol><li><a href=#embedded-content-rendering-rules>14.4.1 Embedded content</a><li><a href=#images-2>14.4.2 Images</a><li><a href=#attributes-for-embedded-content-and-images>14.4.3 Attributes for embedded content and images</a><li><a href=#image-maps-2>14.4.4 Image maps</a></ol><li><a href=#bindings>14.5 Bindings</a><ol><li><a href=#introduction-18>14.5.1 Introduction</a><li><a href=#the-button-element-2>14.5.2 The <code>button</code> element</a><li><a href=#the-details-element-2>14.5.3 The <code>details</code> element</a><li><a href=#the-input-element-as-a-text-entry-widget>14.5.4 The <code>input</code> element as a text entry widget</a><li><a href=#the-input-element-as-domain-specific-widgets>14.5.5 The <code>input</code> element as domain-specific widgets</a><li><a href=#the-input-element-as-a-range-control>14.5.6 The <code>input</code> el
ement as a range control</a><li><a href=#the-input-element-as-a-colour-well>14.5.7 The <code>input</code> element as a colour well</a><li><a href=#the-input-element-as-a-checkbox-and-radio-button-widgets>14.5.8 The <code>input</code> element as a checkbox and radio button widgets</a><li><a href=#the-input-element-as-a-file-upload-control>14.5.9 The <code>input</code> element as a file upload control</a><li><a href=#the-input-element-as-a-button>14.5.10 The <code>input</code> element as a button</a><li><a href=#the-marquee-element>14.5.11 The <code>marquee</code> element</a><li><a href=#the-meter-element-2>14.5.12 The <code>meter</code> element</a><li><a href=#the-progress-element-2>14.5.13 The <code>progress</code> element</a><li><a href=#the-select-element-2>14.5.14 The <code>select</code> element</a><li><a href=#the-textarea-element-2>14.5.15 The <code>textarea</code> element</a><li><a href=#the-keygen-element-2>14.5.16 The <code>keygen</code> element</a></ol><li><a href=#
frames-and-framesets>14.6 Frames and framesets</a><li><a href=#interactive-media>14.7 Interactive media</a><ol><li><a href=#links,-forms,-and-navigation>14.7.1 Links, forms, and navigation</a><li><a href=#the-title-attribute-2>14.7.2 The <code>title</code> attribute</a><li><a href=#editing-hosts>14.7.3 Editing hosts</a><li><a href=#text-rendered-in-native-user-interfaces>14.7.4 Text rendered in native user interfaces</a></ol><li><a href=#print-media>14.8 Print media</a><li><a href=#unstyled-xml-documents>14.9 Unstyled XML documents</a></ol><li id=toc-obsolete><a href=#obsolete>15 Obsolete features</a><ol><li><a href=#obsolete-but-conforming-features>15.1 Obsolete but conforming features</a><ol><li><a href=#warnings-for-obsolete-but-conforming-features>15.1.1 Warnings for obsolete but conforming features</a></ol><li><a href=#non-conforming-features>15.2 Non-conforming features</a><li><a href=#requirements-for-implementations>15.3 Requirements for implementations</a><ol><li><a
href=#the-applet-element>15.3.1 The <code>applet</code> element</a><li><a href=#the-marquee-element-2>15.3.2 The <code>marquee</code> element</a><li><a href=#frames>15.3.3 Frames</a><li><a href=#other-elements,-attributes-and-apis>15.3.4 Other elements, attributes and APIs</a></ol></ol><li id=toc-iana><a href=#iana>16 IANA considerations</a><ol><li><a href=#text/html>16.1 <code>text/html</code></a><li><a href=#multipart/x-mixed-replace>16.2 <code>multipart/x-mixed-replace</code></a><li><a href=#application/xhtml+xml>16.3 <code>application/xhtml+xml</code></a><li><a href=#application/x-www-form-urlencoded>16.4 <code>application/x-www-form-urlencoded</code></a><li><a href=#text/cache-manifest>16.5 <code>text/cache-manifest</code></a><li><a href=#text/ping>16.6 <code>text/ping</code></a><li><a href=#application/microdata+json>16.7 <code>application/microdata+json</code></a><li><a href=#ping-from>16.8 <code>Ping-From</code></a><li><a href=#ping-to>16.9 <code>Ping-To</code></a><
li><a href=#web+-scheme-prefix>16.10 <code>web+</code> scheme prefix</a></ol><li id=toc-index><a href=#index>Index</a><ol><li><a href=#elements-3>Elements</a><li><a href=#element-content-categories>Element content categories</a><li><a href=#attributes-3>Attributes</a><li><a href=#element-interfaces>Element Interfaces</a><li><a href=#all-interfaces>All Interfaces</a><li><a href=#events-2>Events</a><li><a href=#mime-types-2>MIME Types</a></ol><li id=toc-references><a href=#references>References</a><li id=toc-acknowledgments><a href=#acknowledgments>Acknowledgements</a></ol>
@@ -10298,7 +10298,7 @@
<code id=interactions-of-styling-and-scripting:the-style-element-3><a href=#the-style-element>style</a></code> element or a <code id=interactions-of-styling-and-scripting:the-link-element-2><a href=#the-link-element>link</a></code> element that was an <a href=#link-type-stylesheet id=interactions-of-styling-and-scripting:link-type-stylesheet>external resource link that contributes to the styling processing
model</a> when the element was created by the parser, and the element's style sheet was enabled
when the element was created by the parser, and the element's <a href=#style-sheet-ready id=interactions-of-styling-and-scripting:style-sheet-ready-2>style sheet ready</a> flag
- is not yet set, and, the last time the <a href=#event-loop id=interactions-of-styling-and-scripting:event-loop-2>event loop</a> reached step 1, the element was
+ is not yet set, and, the last time the <a href=#event-loop id=interactions-of-styling-and-scripting:event-loop-2>event loop</a> reached <a href=#step1>step 1</a>, the element was
<a href=#in-a-document id=interactions-of-styling-and-scripting:in-a-document>in that <code>Document</code></a>, and the user agent hasn't given
up on that particular style sheet yet. A user agent may give up on a style sheet at any time.</p>
@@ -18425,7 +18425,7 @@
<p>An <code id=the-img-element:the-img-element-47><a href=#the-img-element>img</a></code> element is associated with a <a href=#source-set id=the-img-element:source-set>source set</a>.</p>
- <p>A <dfn id=source-set>source set</dfn> is a set of zero or more <a href=#image-source id=the-img-element:image-source>image sources</a>
+ <p>A <dfn id=source-set>source set</dfn> is an ordered set of zero or more <a href=#image-source id=the-img-element:image-source>image sources</a>
and a <a href=#source-size-2 id=the-img-element:source-size-2>source size</a>.</p>
<p>An <dfn id=image-source>image source</dfn> is a <a href=#url id=the-img-element:url>URL</a>,
@@ -18500,8 +18500,7 @@
parse the value of the element's <code>srcset</code> attribute as follows:</p>
<ol><li><p>Let <var>input</var> be the value passed to this algorithm.<li><p>Let <var>position</var> be a pointer into <var>input</var>,
- initially pointing at the start of the string.<li><p>Let <var>candidates</var> be an initially empty <a href=#source-set id=the-img-element:source-set-11>source set</a>.
- The order of entries in the list is the order in which entries are added to the list.<li><p><i>Splitting loop</i>: <a href=#collect-a-sequence-of-characters id=the-img-element:collect-a-sequence-of-characters>Collect a sequence of characters</a>
+ initially pointing at the start of the string.<li><p>Let <var>candidates</var> be an initially empty <a href=#source-set id=the-img-element:source-set-11>source set</a>.<li><p><i>Splitting loop</i>: <a href=#collect-a-sequence-of-characters id=the-img-element:collect-a-sequence-of-characters>Collect a sequence of characters</a>
that are <a href=#space-character id=the-img-element:space-character-8>space characters</a> or U+002C COMMA characters.
If any U+002C COMMA characters were collected, that is a <a href=#concept-microsyntax-parse-error id=the-img-element:concept-microsyntax-parse-error>parse error</a>.<li><p>If <var>position</var> is past the end of <var>input</var>,
return <var>candidates</var> and abort these steps.<li><p><a href=#collect-a-sequence-of-characters id=the-img-element:collect-a-sequence-of-characters-2>Collect a sequence of characters</a> that are not
@@ -18618,7 +18617,7 @@
<li><p>If <var>future-compat-h</var> is not <i>absent</i> and <var>width</var> is <i>absent</i>,
let <var>error</var> be <i>yes</i>.<li><p>If <var>error</var> is still <i>no</i>,
- then add a new <a href=#image-source id=the-img-element:image-source-7>image source</a> to <var>candidates</var>
+ then append a new <a href=#image-source id=the-img-element:image-source-7>image source</a> to <var>candidates</var>
whose URL is <var>url</var>,
associated with a width <var>width</var> if not <i>absent</i>
and a pixel density <var>density</var> if not <i>absent</i>.
@@ -20619,10 +20618,10 @@
active</dfn> when the following conditions are all met simultaneously:</p>
<ul class=brief><li>The element is <a href=#in-a-document id=the-embed-element:in-a-document>in a <code>Document</code></a> or was <a href=#in-a-document id=the-embed-element:in-a-document-2>in a <code>Document</code></a> the last time the <a href=#event-loop id=the-embed-element:event-loop>event loop</a>
- reached step 1.<li>The element's <a id=the-embed-element:node-document href=https://dom.spec.whatwg.org/#concept-node-document data-x-internal=node-document>node document</a> is <a href=#fully-active id=the-embed-element:fully-active>fully active</a>.<li>The element has either a <code id=the-embed-element:attr-embed-src-6><a href=#attr-embed-src>src</a></code> attribute set or a <code id=the-embed-element:attr-embed-type-5><a href=#attr-embed-type>type</a></code> attribute set (or both).<li>The element's <code id=the-embed-element:attr-embed-src-7><a href=#attr-embed-src>src</a></code> attribute is either absent or its value
+ reached <a href=#step1>step 1</a>.<li>The element's <a id=the-embed-element:node-document href=https://dom.spec.whatwg.org/#concept-node-document data-x-internal=node-document>node document</a> is <a href=#fully-active id=the-embed-element:fully-active>fully active</a>.<li>The element has either a <code id=the-embed-element:attr-embed-src-6><a href=#attr-embed-src>src</a></code> attribute set or a <code id=the-embed-element:attr-embed-type-5><a href=#attr-embed-type>type</a></code> attribute set (or both).<li>The element's <code id=the-embed-element:attr-embed-src-7><a href=#attr-embed-src>src</a></code> attribute is either absent or its value
is not the empty string.<li>The element is not a descendant of a <a href=#media-element id=the-embed-element:media-element-2>media element</a>.<li>The element is not a descendant of an <code id=the-embed-element:the-object-element-2><a href=#the-object-element>object</a></code> element that is not showing its
<a href=#fallback-content id=the-embed-element:fallback-content-2>fallback content</a>.<li>The element is <a href=#being-rendered id=the-embed-element:being-rendered>being rendered</a>, or was <a href=#being-rendered id=the-embed-element:being-rendered-2>being rendered</a> the last time
- the <a href=#event-loop id=the-embed-element:event-loop-2>event loop</a> reached step 1.</ul>
+ the <a href=#event-loop id=the-embed-element:event-loop-2>event loop</a> reached <a href=#step1>step 1</a>.</ul>
<p>Whenever an <code id=the-embed-element:the-embed-element-6><a href=#the-embed-element>embed</a></code> element that was not <a href=#concept-embed-active id=the-embed-element:concept-embed-active>potentially active</a> becomes <a href=#concept-embed-active id=the-embed-element:concept-embed-active-2>potentially active</a>, and whenever a <a href=#concept-embed-active id=the-embed-element:concept-embed-active-3>potentially active</a> <code id=the-embed-element:the-embed-element-7><a href=#the-embed-element>embed</a></code> element that is
remaining <a href=#concept-embed-active id=the-embed-element:concept-embed-active-4>potentially active</a> and has its <code id=the-embed-element:attr-embed-type-6><a href=#attr-embed-type>src</a></code> attribute set, changed, or removed or its <code id=the-embed-element:attr-embed-type-7><a href=#attr-embed-type>type</a></code> attribute set, changed, or removed, the user agent must
@@ -21531,7 +21530,7 @@
must be rendered.</dl>
<p>Frames of video must be obtained from the video track that was <a href=#dom-videotrack-selected id=the-video-element:dom-videotrack-selected>selected</a> when the <a href=#event-loop id=the-video-element:event-loop>event loop</a> last reached
- step 1.</p>
+ <a href=#step1>step 1</a>.</p>
<p class=note>Which frame in a video stream corresponds to a particular playback position is
defined by the video stream's format.</p>
@@ -21728,7 +21727,7 @@
<p>When an <code id=the-audio-element:the-audio-element-7><a href=#the-audio-element>audio</a></code> element is <a href=#potentially-playing id=the-audio-element:potentially-playing>potentially playing</a>, it must have its audio
data played synchronised with the <a href=#current-playback-position id=the-audio-element:current-playback-position>current playback position</a>, at the element's
<a href=#effective-media-volume id=the-audio-element:effective-media-volume>effective media volume</a>. The user agent must play the audio from audio tracks that
- were enabled when the <a href=#event-loop id=the-audio-element:event-loop>event loop</a> last reached step 1.</p>
+ were enabled when the <a href=#event-loop id=the-audio-element:event-loop>event loop</a> last reached <a href=#step1>step 1</a>.</p>
<p>When an <code id=the-audio-element:the-audio-element-8><a href=#the-audio-element>audio</a></code> element is not <a href=#potentially-playing id=the-audio-element:potentially-playing-2>potentially playing</a>, audio must not play
for the element.</p>
@@ -22114,9 +22113,9 @@
<p>A <a href=#media-resource id=media-elements:media-resource>media resource</a> can have multiple audio and video tracks. For the purposes of a
<a href=#media-element id=media-elements:media-element-4>media element</a>, the video data of the <a href=#media-resource id=media-elements:media-resource-2>media resource</a> is only that of the
currently selected track (if any) as given by the element's <code id=media-elements:dom-media-videotracks-2><a href=#dom-media-videotracks>videoTracks</a></code> attribute when the <a href=#event-loop id=media-elements:event-loop>event loop</a> last
- reached step 1, and the audio data of the <a href=#media-resource id=media-elements:media-resource-3>media resource</a> is the result of mixing all
+ reached <a href=#step1>step 1</a>, and the audio data of the <a href=#media-resource id=media-elements:media-resource-3>media resource</a> is the result of mixing all
the currently enabled tracks (if any) given by the element's <code id=media-elements:dom-media-audiotracks-2><a href=#dom-media-audiotracks>audioTracks</a></code> attribute when the <a href=#event-loop id=media-elements:event-loop-2>event loop</a> last
- reached step 1.</p>
+ reached <a href=#step1>step 1</a>.</p>
<p class=note>Both <code id=media-elements:the-audio-element-2><a href=#the-audio-element>audio</a></code> and <code id=media-elements:the-video-element-2><a href=#the-video-element>video</a></code> elements can be used for both audio
and video. The main difference between the two is simply that the <code id=media-elements:the-audio-element-3><a href=#the-audio-element>audio</a></code> element has
@@ -23559,7 +23558,7 @@
</ul>
<p>The <dfn id=dom-media-ended><code>ended</code></dfn> attribute must return true if, the
- last time the <a href=#event-loop id=playing-the-media-resource:event-loop>event loop</a> reached step 1, the <a href=#media-element id=playing-the-media-resource:media-element-7>media element</a> had
+ last time the <a href=#event-loop id=playing-the-media-resource:event-loop>event loop</a> reached <a href=#step1>step 1</a>, the <a href=#media-element id=playing-the-media-resource:media-element-7>media element</a> had
<a href=#ended-playback id=playing-the-media-resource:ended-playback-2>ended playback</a> and the <a href=#direction-of-playback id=playing-the-media-resource:direction-of-playback-3>direction of playback</a> was forwards, and false
otherwise.</p>
@@ -23611,7 +23610,7 @@
<ol><li><p>If the <a href=#media-element id=playing-the-media-resource:media-element-22>media element</a> has a <code id=playing-the-media-resource:attr-media-loop-2><a href=#attr-media-loop>loop</a></code>
attribute specified and does not have a <a href=#current-media-controller id=playing-the-media-resource:current-media-controller-16>current media controller</a>, then <a href=#dom-media-seek id=playing-the-media-resource:dom-media-seek>seek</a> to the <a href=#earliest-possible-position id=playing-the-media-resource:earliest-possible-position-2>earliest possible position</a> of the
<a href=#media-resource id=playing-the-media-resource:media-resource-12>media resource</a> and abort these steps.<li><p>As defined above, the <code id=playing-the-media-resource:dom-media-ended-2><a href=#dom-media-ended>ended</a></code> IDL attribute starts
- returning true once the <a href=#event-loop id=playing-the-media-resource:event-loop-2>event loop</a> returns to step 1.<li><p><a href=#queue-a-task id=playing-the-media-resource:queue-a-task-2>Queue a task</a> to <a href=#fire-a-simple-event id=playing-the-media-resource:fire-a-simple-event-2>fire a simple event</a> named <code id=playing-the-media-resource:event-media-timeupdate-2><a href=#event-media-timeupdate>timeupdate</a></code> at the <a href=#media-element id=playing-the-media-resource:media-element-23>media element</a>.<li><p><a href=#queue-a-task id=playing-the-media-resource:queue-a-task-3>Queue a task</a> that, if the <a href=#media-element id=playing-the-media-resource:media-element-24>media element</a> does not have a
+ returning true once the <a href=#event-loop id=playing-the-media-resource:event-loop-2>event loop</a> returns to <a href=#step1>step 1</a>.<li><p><a href=#queue-a-task id=playing-the-media-resource:queue-a-task-2>Queue a task</a> to <a href=#fire-a-simple-event id=playing-the-media-resource:fire-a-simple-event-2>fire a simple event</a> named <code id=playing-the-media-resource:event-media-timeupdate-2><a href=#event-media-timeupdate>timeupdate</a></code> at the <a href=#media-element id=playing-the-media-resource:media-element-23>media element</a>.<li><p><a href=#queue-a-task id=playing-the-media-resource:queue-a-task-3>Queue a task</a> that, if the <a href=#media-element id=playing-the-media-resource:media-element-24>media element</a> does not have a
<a href=#current-media-controller id=playing-the-media-resource:current-media-controller-17>current media controller</a>, and the <a href=#media-element id=playing-the-media-resource:media-element-25>media element</a> has still <a href=#ended-playback id=playing-the-media-resource:ended-playback-4>ended
playback</a>, and the <a href=#direction-of-playback id=playing-the-media-resource:direction-of-playback-5>direction of playback</a> is still forwards, and <a href=#dom-media-paused id=playing-the-media-resource:dom-media-paused-7>paused</a> is false, changes <a href=#dom-media-paused id=playing-the-media-resource:dom-media-paused-8>paused</a> to true and <a href=#fire-a-simple-event id=playing-the-media-resource:fire-a-simple-event-3>fires a
simple event</a> named <code id=playing-the-media-resource:event-media-pause><a href=#event-media-pause>pause</a></code> at the <a href=#media-element id=playing-the-media-resource:media-element-26>media
@@ -25970,7 +25969,7 @@
<p>A <a href=#text-track-cue id=text-track-api:text-track-cue-3>text track cue</a>'s <dfn id=active-flag-was-set-when-the-script-started>active flag was set when the script started</dfn> if its
<a href=#text-track-cue-active-flag id=text-track-api:text-track-cue-active-flag>text track cue active flag</a> was set the last time the <a href=#event-loop id=text-track-api:event-loop-2>event loop</a> reached
- step 1.</p>
+ <a href=#step1>step 1</a>.</p>
<hr>
@@ -27164,7 +27163,7 @@
<hr>
<p>When a <a href=#media-element id=best-practices-for-implementors-of-media-elements:media-element-2>media element</a> that is paused is <a href=#remove-an-element-from-a-document id=best-practices-for-implementors-of-media-elements:remove-an-element-from-a-document>removed from a document</a> and not reinserted before the next time the <a href=#event-loop id=best-practices-for-implementors-of-media-elements:event-loop>event
- loop</a> reaches step 1, implementations that are resource constrained are encouraged to take
+ loop</a> reaches <a href=#step1>step 1</a>, implementations that are resource constrained are encouraged to take
that opportunity to release all hardware resources (like video planes, networking resources, and
data buffers) used by the <a href=#media-element id=best-practices-for-implementors-of-media-elements:media-element-3>media element</a>. (User agents still have to keep track of the
playback position and so forth, though, in case playback is later restarted.)</p>
@@ -54019,7 +54018,7 @@
<h2 id=editing>6 <dfn>User interaction</dfn></h2>
- <h3 id=the-hidden-attribute>6.1 The <dfn><code>hidden</code></dfn> attribute</h3><div class=status><input onclick=toggleStatus(this) value=⋰ type=button><p class=bugs><strong>Spec bugs:</strong> <a href="https://www.w3.org/Bugs/Public/show_bug.cgi?id=19159" title="allow use of hidden for tab panels">19159</a></div>
+ <h3 id=the-hidden-attribute>6.1 The <dfn><code>hidden</code></dfn> attribute</h3><div class=status><input onclick=toggleStatus(this) value=⋰ type=button><p class=bugs><strong>Spec bugs:</strong> <a href="https://www.w3.org/Bugs/Public/show_bug.cgi?id=19159" title="allow use of hidden for tab panels">19159</a><p class=support><strong>Support:</strong> <span class="chrome yes"><span>Chrome</span> <span>6+</span></span><span class="ie yes"><span>IE</span> <span>11+</span></span><span class="firefox yes"><span>Firefox</span> <span>4+</span></span><span class="and_chr yes"><span>Chrome for Android</span> <span>37+</span></span><span class="ios_saf yes"><span>iOS Safari</span> <span>5.0-5.1+</span></span><span class="android yes"><span>Android Browser</span> <span>4+</span></span><span class="op_mini yes"><span>Opera Mini</span> <span>5.0-7.0+</span></span><span class="and_uc yes"><span>UC Browser for Android</span> <span>9.9+</span></span><span class="safari yes"><span>Safari
</span> <span>5.1+</span></span><span class="opera yes"><span>Opera</span> <span>11.1+</span></span><span class="ie_mob no"><span>IE Mobile</span> <span>None</span></span><span class="and_ff yes"><span>Firefox for Android</span> <span>32+</span></span><p class=caniuse>Source: <a href="http://caniuse.com/#feat=hidden">caniuse.com</a></div>
<p>All <a href=#html-elements id=the-hidden-attribute:html-elements>HTML elements</a> may have the <code id=the-hidden-attribute:the-hidden-attribute><a href=#the-hidden-attribute>hidden</a></code> content
attribute set. The <code id=the-hidden-attribute:the-hidden-attribute-2><a href=#the-hidden-attribute>hidden</a></code> attribute is a <a href=#boolean-attribute id=the-hidden-attribute:boolean-attribute>boolean
@@ -62444,19 +62443,19 @@
- <h4 id=browser-state>7.7.11 Browser state</h4>
+ <h4 id=navigator.online>7.7.11 Browser state</h4><div class=status><input onclick=toggleStatus(this) value=⋰ type=button><p class=support><strong>Support:</strong> <span class="chrome yes"><span>Chrome</span> <span>14+</span></span><span class="ie yes"><span>IE</span> <span>9+</span></span><span class="firefox partial"><span><span>Firefox</span> (limited) </span><span>4+</span></span><span class="and_chr yes"><span>Chrome for Android</span> <span>37+</span></span><span class="ios_saf yes"><span>iOS Safari</span> <span>4.2-4.3+</span></span><span class="android yes"><span>Android Browser</span> <span>2.3+</span></span><span class="op_mini no"><span>Opera Mini</span> <span>None</span></span><span class="and_uc partial"><span><span>UC Browser for Android</span> (limited) </span><span>9.9+</span></span><span class="safari yes"><span>Safari</span> <span>5+</span></span><span class="opera yes"><span>Opera</span> <span>15+</span></span><span class="ie_mob yes"><span>IE Mobile</
span> <span>10+</span></span><span class="and_ff yes"><span>Firefox for Android</span> <span>32+</span></span><p class=caniuse>Source: <a href="http://caniuse.com/#feat=online-status">caniuse.com</a></div>
<pre class=idl>[NoInterfaceObject, Exposed=(Window,Worker)]
interface <dfn id=navigatoronline>NavigatorOnLine</dfn> {
- readonly attribute boolean <a href=#dom-navigator-online id=browser-state:dom-navigator-online>onLine</a>;
+ readonly attribute boolean <a href=#dom-navigator-online id=navigator.online:dom-navigator-online>onLine</a>;
};</pre>
- <dl class=domintro><dt><var>window</var> . <code id=browser-state:dom-navigator><a href=#dom-navigator>navigator</a></code> . <code id=browser-state:dom-navigator-online-2><a href=#dom-navigator-online>onLine</a></code><dd>
+ <dl class=domintro><dt><var>window</var> . <code id=navigator.online:dom-navigator><a href=#dom-navigator>navigator</a></code> . <code id=navigator.online:dom-navigator-online-2><a href=#dom-navigator-online>onLine</a></code><dd>
<p>Returns false if the user agent is definitely offline (disconnected from the network).
Returns true if the user agent might be online.</p>
- <p>The events <code id=browser-state:event-online><a href=#event-online>online</a></code> and <code id=browser-state:event-offline><a href=#event-offline>offline</a></code> are fired when the value of this attribute changes.</p>
+ <p>The events <code id=navigator.online:event-online><a href=#event-online>online</a></code> and <code id=navigator.online:event-offline><a href=#event-offline>offline</a></code> are fired when the value of this attribute changes.</p>
</dl>
@@ -62467,18 +62466,18 @@
requests a remote page (or knows that such an attempt would fail), and must return true
otherwise.</p>
- <p>When the value that would be returned by the <code id=browser-state:dom-navigator-online-3><a href=#dom-navigator-online>navigator.onLine</a></code> attribute of a <code id=browser-state:window><a href=#window>Window</a></code> or
- <code id=browser-state:workerglobalscope><a href=#workerglobalscope>WorkerGlobalScope</a></code> changes from true to false, the user agent must <a href=#queue-a-task id=browser-state:queue-a-task>queue a
- task</a> to <a href=#fire-a-simple-event id=browser-state:fire-a-simple-event>fire a simple event</a> named <code id=browser-state:event-offline-2><a href=#event-offline>offline</a></code>
- at the <code id=browser-state:window-2><a href=#window>Window</a></code> or <code id=browser-state:workerglobalscope-2><a href=#workerglobalscope>WorkerGlobalScope</a></code> object.</p>
+ <p>When the value that would be returned by the <code id=navigator.online:dom-navigator-online-3><a href=#dom-navigator-online>navigator.onLine</a></code> attribute of a <code id=navigator.online:window><a href=#window>Window</a></code> or
+ <code id=navigator.online:workerglobalscope><a href=#workerglobalscope>WorkerGlobalScope</a></code> changes from true to false, the user agent must <a href=#queue-a-task id=navigator.online:queue-a-task>queue a
+ task</a> to <a href=#fire-a-simple-event id=navigator.online:fire-a-simple-event>fire a simple event</a> named <code id=navigator.online:event-offline-2><a href=#event-offline>offline</a></code>
+ at the <code id=navigator.online:window-2><a href=#window>Window</a></code> or <code id=navigator.online:workerglobalscope-2><a href=#workerglobalscope>WorkerGlobalScope</a></code> object.</p>
- <p>On the other hand, when the value that would be returned by the <code id=browser-state:dom-navigator-online-4><a href=#dom-navigator-online>navigator.onLine</a></code> attribute of a <code id=browser-state:window-3><a href=#window>Window</a></code> or
- <code id=browser-state:workerglobalscope-3><a href=#workerglobalscope>WorkerGlobalScope</a></code> changes from false to true, the user agent must <a href=#queue-a-task id=browser-state:queue-a-task-2>queue a
- task</a> to <a href=#fire-a-simple-event id=browser-state:fire-a-simple-event-2>fire a simple event</a> named <code id=browser-state:event-online-2><a href=#event-online>online</a></code> at
- the <code id=browser-state:window-4><a href=#window>Window</a></code> or <code id=browser-state:workerglobalscope-4><a href=#workerglobalscope>WorkerGlobalScope</a></code> object.</p>
+ <p>On the other hand, when the value that would be returned by the <code id=navigator.online:dom-navigator-online-4><a href=#dom-navigator-online>navigator.onLine</a></code> attribute of a <code id=navigator.online:window-3><a href=#window>Window</a></code> or
+ <code id=navigator.online:workerglobalscope-3><a href=#workerglobalscope>WorkerGlobalScope</a></code> changes from false to true, the user agent must <a href=#queue-a-task id=navigator.online:queue-a-task-2>queue a
+ task</a> to <a href=#fire-a-simple-event id=navigator.online:fire-a-simple-event-2>fire a simple event</a> named <code id=navigator.online:event-online-2><a href=#event-online>online</a></code> at
+ the <code id=navigator.online:window-4><a href=#window>Window</a></code> or <code id=navigator.online:workerglobalscope-4><a href=#workerglobalscope>WorkerGlobalScope</a></code> object.</p>
- <p>The <a href=#task-source id=browser-state:task-source>task source</a> for these <a href=#concept-task id=browser-state:concept-task>tasks</a> is the
- <a href=#networking-task-source id=browser-state:networking-task-source>networking task source</a>.</p>
+ <p>The <a href=#task-source id=navigator.online:task-source>task source</a> for these <a href=#concept-task id=navigator.online:concept-task>tasks</a> is the
+ <a href=#networking-task-source id=navigator.online:networking-task-source>networking task source</a>.</p>
@@ -63142,11 +63141,15 @@
<p>An <a href=#event-loop id=processing-model-9:event-loop>event loop</a> must continually run through the following steps for as long as it
exists:</p>
- <ol><li><p>Select the oldest <a href=#concept-task id=processing-model-9:concept-task>task</a> on one of the <a href=#event-loop id=processing-model-9:event-loop-2>event
- loop</a>'s <a href=#task-queue id=processing-model-9:task-queue>task queues</a>, if any, ignoring, in the case of a
- <a href=#browsing-context id=processing-model-9:browsing-context>browsing context</a> <a href=#event-loop id=processing-model-9:event-loop-3>event loop</a>, tasks whose associated
- <code id=processing-model-9:document><a href=#document>Document</a></code>s are not <a href=#fully-active id=processing-model-9:fully-active>fully active</a>. The user agent may pick any <a href=#task-queue id=processing-model-9:task-queue-2>task
- queue</a>.<li><p>Set the <a href=#event-loop id=processing-model-9:event-loop-4>event loop</a>'s <a href=#currently-running-task id=processing-model-9:currently-running-task>currently running task</a> to the <a href=#concept-task id=processing-model-9:concept-task-2>task</a> selected in the previous step.<li><p><i>Run</i>: Run the selected <a href=#concept-task id=processing-model-9:concept-task-3>task</a>.<li><p>Set the <a href=#event-loop id=processing-model-9:event-loop-5>event loop</a>'s <a href=#currently-running-task id=processing-model-9:currently-running-task-2>currently running task</a> back to
+ <ol><li id=step1>
+
+ <p>Select the oldest <a href=#concept-task id=processing-model-9:concept-task>task</a> on one of the <a href=#event-loop id=processing-model-9:event-loop-2>event
+ loop</a>'s <a href=#task-queue id=processing-model-9:task-queue>task queues</a>, if any, ignoring, in the case of a
+ <a href=#browsing-context id=processing-model-9:browsing-context>browsing context</a> <a href=#event-loop id=processing-model-9:event-loop-3>event loop</a>, tasks whose associated
+ <code id=processing-model-9:document><a href=#document>Document</a></code>s are not <a href=#fully-active id=processing-model-9:fully-active>fully active</a>. The user agent may pick any <a href=#task-queue id=processing-model-9:task-queue-2>task
+ queue</a>.</p>
+
+ <li><p>Set the <a href=#event-loop id=processing-model-9:event-loop-4>event loop</a>'s <a href=#currently-running-task id=processing-model-9:currently-running-task>currently running task</a> to the <a href=#concept-task id=processing-model-9:concept-task-2>task</a> selected in the previous step.<li><p><i>Run</i>: Run the selected <a href=#concept-task id=processing-model-9:concept-task-3>task</a>.<li><p>Set the <a href=#event-loop id=processing-model-9:event-loop-5>event loop</a>'s <a href=#currently-running-task id=processing-model-9:currently-running-task-2>currently running task</a> back to
null.<li><p>If the <a href=#storage-mutex id=processing-model-9:storage-mutex>storage mutex</a> is now owned by the <a href=#event-loop id=processing-model-9:event-loop-6>event loop</a>, release it
so that it is once again free.<li><p>If a task was run in the <i>run</i> step above, remove that task from its <a href=#task-queue id=processing-model-9:task-queue-3>task
queue</a>.<li><p><a href=#perform-a-microtask-checkpoint id=processing-model-9:perform-a-microtask-checkpoint>Perform a microtask checkpoint</a>.<li>
@@ -63168,7 +63171,7 @@
<a href=#event-loop id=processing-model-9:event-loop-11>event loop</a>'s <a href=#task-queue id=processing-model-9:task-queue-4>task queues</a> and the
<code id=processing-model-9:workerglobalscope-2><a href=#workerglobalscope>WorkerGlobalScope</a></code> object's <a href=#dom-workerglobalscope-closing id=processing-model-9:dom-workerglobalscope-closing>closing</a> flag is true, then destroy the <a href=#event-loop id=processing-model-9:event-loop-12>event
loop</a>, aborting these steps, resuming the <a href=#run-a-worker id=processing-model-9:run-a-worker>run a worker</a> steps described in the
- Web Workers section below.<li><p>Return to the first step of the <a href=#event-loop id=processing-model-9:event-loop-13>event loop</a>.</ol>
+ Web Workers section below.<li><p>Return to the <a href=#step1>first step</a> of the <a href=#event-loop id=processing-model-9:event-loop-13>event loop</a>.</ol>
<hr>
@@ -67272,7 +67275,7 @@
<p>The <dfn id=dom-websocket-bufferedamount><code>bufferedAmount</code></dfn> attribute must
return the number of bytes of application data (UTF-8 text and binary data) that have been queued
using <code id=the-websocket-interface:dom-websocket-send-5><a href=#dom-websocket-send>send()</a></code> but that, as of the last time the
- <a href=#event-loop id=the-websocket-interface:event-loop>event loop</a> reached step 1, had not yet been transmitted to the network. (This thus
+ <a href=#event-loop id=the-websocket-interface:event-loop>event loop</a> reached <a href=#step1>step 1</a>, had not yet been transmitted to the network. (This thus
includes any text sent during the execution of the current task, regardless of whether the user
agent is able to transmit text in the background <a href=#in-parallel id=the-websocket-interface:in-parallel-2>in parallel</a> with script execution.) This does not include
framing overhead incurred by the protocol, or buffering done by the operating system or network
@@ -67614,18 +67617,18 @@
<p>A <code id=garbage-collection-3:websocket><a href=#websocket>WebSocket</a></code> object whose <code id=garbage-collection-3:dom-websocket-readystate><a href=#dom-websocket-readystate>readyState</a></code>
attribute's value was set to <code id=garbage-collection-3:dom-websocket-connecting><a href=#dom-websocket-connecting>CONNECTING</a></code> (0) as of
- the last time the <a href=#event-loop id=garbage-collection-3:event-loop>event loop</a> reached step 1 must not be garbage collected if there
+ the last time the <a href=#event-loop id=garbage-collection-3:event-loop>event loop</a> reached <a href=#step1>step 1</a> must not be garbage collected if there
are any event listeners registered for <code id=garbage-collection-3:event-open><a href=#event-open>open</a></code> events, <code id=garbage-collection-3:event-message><a href=#event-message>message</a></code> events, <code id=garbage-collection-3:event-error><a href=#event-error>error</a></code> events, or
<code id=garbage-collection-3:event-close><a href=#event-close>close</a></code> events.</p>
<p>A <code id=garbage-collection-3:websocket-2><a href=#websocket>WebSocket</a></code> object whose <code id=garbage-collection-3:dom-websocket-readystate-2><a href=#dom-websocket-readystate>readyState</a></code>
attribute's value was set to <code id=garbage-collection-3:dom-websocket-open><a href=#dom-websocket-open>OPEN</a></code> (1) as of the last time
- the <a href=#event-loop id=garbage-collection-3:event-loop-2>event loop</a> reached step 1 must not be garbage collected if there are any event
+ the <a href=#event-loop id=garbage-collection-3:event-loop-2>event loop</a> reached <a href=#step1>step 1</a> must not be garbage collected if there are any event
listeners registered for <code id=garbage-collection-3:event-message-2><a href=#event-message>message</a></code> events, <code id=garbage-collection-3:event-error-2><a href=#event-error>error</a></code>, or <code id=garbage-collection-3:event-close-2><a href=#event-close>close</a></code> events.</p>
<p>A <code id=garbage-collection-3:websocket-3><a href=#websocket>WebSocket</a></code> object whose <code id=garbage-collection-3:dom-websocket-readystate-3><a href=#dom-websocket-readystate>readyState</a></code>
attribute's value was set to <code id=garbage-collection-3:dom-websocket-closing><a href=#dom-websocket-closing>CLOSING</a></code> (2) as of the
- last time the <a href=#event-loop id=garbage-collection-3:event-loop-3>event loop</a> reached step 1 must not be garbage collected if there are
+ last time the <a href=#event-loop id=garbage-collection-3:event-loop-3>event loop</a> reached <a href=#step1>step 1</a> must not be garbage collected if there are
any event listeners registered for <code id=garbage-collection-3:event-error-3><a href=#event-error>error</a></code> or <code id=garbage-collection-3:event-close-3><a href=#event-close>close</a></code> events.</p>
<p>A <code id=garbage-collection-3:websocket-4><a href=#websocket>WebSocket</a></code> object with <i id=garbage-collection-3:concept-websocket-established><a href=#concept-websocket-established>an
Modified: source
===================================================================
--- source 2014-10-07 20:19:45 UTC (rev 8831)
+++ source 2014-10-09 21:39:11 UTC (rev 8832)
@@ -15041,7 +15041,7 @@
data-x="rel-stylesheet">external resource link that contributes to the styling processing
model</span> when the element was created by the parser, and the element's style sheet was enabled
when the element was created by the parser, and the element's <span>style sheet ready</span> flag
- is not yet set, and, the last time the <span>event loop</span> reached step 1, the element was
+ is not yet set, and, the last time the <span>event loop</span> reached <a href="#step1">step 1</a>, the element was
<span data-x="in a document">in that <code>Document</code></span>, and the user agent hasn't given
up on that particular style sheet yet. A user agent may give up on a style sheet at any time.</p>
@@ -25716,7 +25716,7 @@
<li>The element is <span data-x="in a document">in a <code>Document</code></span> or was <span
data-x="in a document">in a <code>Document</code></span> the last time the <span>event loop</span>
- reached step 1.</li>
+ reached <a href="#step1">step 1</a>.</li>
<li>The element's <span>node document</span> is <span>fully active</span>.</li>
@@ -25732,7 +25732,7 @@
<span>fallback content</span>.</li>
<li>The element is <span>being rendered</span>, or was <span>being rendered</span> the last time
- the <span>event loop</span> reached step 1.</li>
+ the <span>event loop</span> reached <a href="#step1">step 1</a>.</li>
</ul>
@@ -27049,7 +27049,7 @@
<p>Frames of video must be obtained from the video track that was <span
data-x="dom-VideoTrack-selected">selected</span> when the <span>event loop</span> last reached
- step 1.</p>
+ <a href="#step1">step 1</a>.</p>
<p class="note">Which frame in a video stream corresponds to a particular playback position is
defined by the video stream's format.</p>
@@ -27322,7 +27322,7 @@
<p>When an <code>audio</code> element is <span>potentially playing</span>, it must have its audio
data played synchronised with the <span>current playback position</span>, at the element's
<span>effective media volume</span>. The user agent must play the audio from audio tracks that
- were enabled when the <span>event loop</span> last reached step 1.</p>
+ were enabled when the <span>event loop</span> last reached <a href="#step1">step 1</a>.</p>
<p>When an <code>audio</code> element is not <span>potentially playing</span>, audio must not play
for the element.</p>
@@ -27946,10 +27946,10 @@
<span>media element</span>, the video data of the <span>media resource</span> is only that of the
currently selected track (if any) as given by the element's <code
data-x="dom-media-videoTracks">videoTracks</code> attribute when the <span>event loop</span> last
- reached step 1, and the audio data of the <span>media resource</span> is the result of mixing all
+ reached <a href="#step1">step 1</a>, and the audio data of the <span>media resource</span> is the result of mixing all
the currently enabled tracks (if any) given by the element's <code
data-x="dom-media-audioTracks">audioTracks</code> attribute when the <span>event loop</span> last
- reached step 1.</p>
+ reached <a href="#step1">step 1</a>.</p>
<p class="note">Both <code>audio</code> and <code>video</code> elements can be used for both audio
and video. The main difference between the two is simply that the <code>audio</code> element has
@@ -30186,7 +30186,7 @@
</ul>
<p>The <dfn><code data-x="dom-media-ended">ended</code></dfn> attribute must return true if, the
- last time the <span>event loop</span> reached step 1, the <span>media element</span> had
+ last time the <span>event loop</span> reached <a href="#step1">step 1</a>, the <span>media element</span> had
<span>ended playback</span> and the <span>direction of playback</span> was forwards, and false
otherwise.</p>
@@ -30257,7 +30257,7 @@
doesn't fire in the loop case). -->
<li><p>As defined above, the <code data-x="dom-media-ended">ended</code> IDL attribute starts
- returning true once the <span>event loop</span> returns to step 1.</p></li>
+ returning true once the <span>event loop</span> returns to <a href="#step1">step 1</a>.</p></li>
<li><p><span>Queue a task</span> to <span>fire a simple event</span> named <code
data-x="event-media-timeupdate">timeupdate</code> at the <span>media element</span>.</p></li>
@@ -33595,7 +33595,7 @@
<p>A <span>text track cue</span>'s <dfn>active flag was set when the script started</dfn> if its
<span>text track cue active flag</span> was set the last time the <span>event loop</span> reached
- step 1.</p>
+ <a href="#step1">step 1</a>.</p>
<hr>
@@ -35114,7 +35114,7 @@
<p>When a <span>media element</span> that is paused is <span data-x="remove an element from a
document">removed from a document</span> and not reinserted before the next time the <span>event
- loop</span> reaches step 1, implementations that are resource constrained are encouraged to take
+ loop</span> reaches <a href="#step1">step 1</a>, implementations that are resource constrained are encouraged to take
that opportunity to release all hardware resources (like video planes, networking resources, and
data buffers) used by the <span>media element</span>. (User agents still have to keep track of the
playback position and so forth, though, in case playback is later restarted.)</p>
@@ -84352,7 +84352,7 @@
</div>
- <h4>Browser state</h4>
+ <h4 id="navigator.online">Browser state</h4>
<pre class="idl">[NoInterfaceObject, Exposed=(Window,Worker)]
interface <dfn>NavigatorOnLine</dfn> {
@@ -85287,12 +85287,16 @@
<!-- lots of places in the spec refer to "step 1" -->
- <li><p>Select the oldest <span data-x="concept-task">task</span> on one of the <span>event
- loop</span>'s <span data-x="task queue">task queues</span>, if any, ignoring, in the case of a
- <span>browsing context</span> <span>event loop</span>, tasks whose associated
- <code>Document</code>s are not <span>fully active</span>. The user agent may pick any <span>task
- queue</span>.</p></li>
+ <li id="step1">
+ <p>Select the oldest <span data-x="concept-task">task</span> on one of the <span>event
+ loop</span>'s <span data-x="task queue">task queues</span>, if any, ignoring, in the case of a
+ <span>browsing context</span> <span>event loop</span>, tasks whose associated
+ <code>Document</code>s are not <span>fully active</span>. The user agent may pick any <span>task
+ queue</span>.</p>
+
+ </li>
+
<!-- note: reference to 'previous step' below -->
<li><p>Set the <span>event loop</span>'s <span>currently running task</span> to the <span
@@ -85339,7 +85343,7 @@
loop</span>, aborting these steps, resuming the <span>run a worker</span> steps described in the
Web Workers section below.</p></li>
- <li><p>Return to the first step of the <span>event loop</span>.</p></li>
+ <li><p>Return to the <a href="#step1">first step</a> of the <span>event loop</span>.</p></li>
</ol>
@@ -91212,7 +91216,7 @@
<p>The <dfn><code data-x="dom-WebSocket-bufferedAmount">bufferedAmount</code></dfn> attribute must
return the number of bytes of application data (UTF-8 text and binary data) that have been queued
using <code data-x="dom-WebSocket-send">send()</code> but that, as of the last time the
- <span>event loop</span> reached step 1, had not yet been transmitted to the network. (This thus
+ <span>event loop</span> reached <a href="#step1">step 1</a>, had not yet been transmitted to the network. (This thus
includes any text sent during the execution of the current task, regardless of whether the user
agent is able to transmit text in the background <span>in parallel</span> with script execution.) This does not include
framing overhead incurred by the protocol, or buffering done by the operating system or network
@@ -91692,20 +91696,20 @@
<p>A <code>WebSocket</code> object whose <code data-x="dom-WebSocket-readyState">readyState</code>
attribute's value was set to <code data-x="dom-WebSocket-CONNECTING">CONNECTING</code> (0) as of
- the last time the <span>event loop</span> reached step 1 must not be garbage collected if there
+ the last time the <span>event loop</span> reached <a href="#step1">step 1</a> must not be garbage collected if there
are any event listeners registered for <code data-x="event-open">open</code> events, <code
data-x="event-message">message</code> events, <code data-x="event-error">error</code> events, or
<code data-x="event-close">close</code> events.</p>
<p>A <code>WebSocket</code> object whose <code data-x="dom-WebSocket-readyState">readyState</code>
attribute's value was set to <code data-x="dom-WebSocket-OPEN">OPEN</code> (1) as of the last time
- the <span>event loop</span> reached step 1 must not be garbage collected if there are any event
+ the <span>event loop</span> reached <a href="#step1">step 1</a> must not be garbage collected if there are any event
listeners registered for <code data-x="event-message">message</code> events, <code
data-x="event-error">error</code>, or <code data-x="event-close">close</code> events.</p>
<p>A <code>WebSocket</code> object whose <code data-x="dom-WebSocket-readyState">readyState</code>
attribute's value was set to <code data-x="dom-WebSocket-CLOSING">CLOSING</code> (2) as of the
- last time the <span>event loop</span> reached step 1 must not be garbage collected if there are
+ last time the <span>event loop</span> reached <a href="#step1">step 1</a> must not be garbage collected if there are
any event listeners registered for <code data-x="event-error">error</code> or <code
data-x="event-close">close</code> events.</p>
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