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The role attribute is used to define an element's role on a page. When sectioning elements were introduced, the role attribute became used less for landmarking. This is because roles were applied by default to most sectioning elements, therefore, they were more widely used and accepted for their simplicity.
Initially, Ogg Theora was the recommended standard video format in HTML5, because it was not affected by any known patents. But on 10 December 2007, the HTML5 specification was updated, [8] replacing the reference to concrete formats: User agents should support Theora video and Vorbis audio, as well as the Ogg container format. with a ...
Auto-Play is a feature used by some websites containing at least one embedded video or audio element wherein the video or audio element starts playing, automatically, without explicit user choice, after some triggering event such as page load or navigating to a particular region of the webpage.
Many browsers offer some ways to remove or alter advertisements: either by targeting technologies that are used to deliver ads (such as embedded content delivered through browser plug-ins or via HTML5), targeting URLs that are the source of ads, or targeting behaviors characteristic of ads (such as the use of HTML5 AutoPlay of both audio and ...
It is primarily intended to offer a royalty-free alternative to use in the HTML video and the HTML audio elements. It has a sister project, WebP, for images. The development of the format is sponsored by Google, and the corresponding software is distributed under a BSD license. The WebM container is based on a profile of Matroska.
The adoption of HTML audio, as with HTML video, has become polarized between proponents of free and patent-encumbered formats. In 2007, the recommendation to use Vorbis was retracted from the HTML5 specification by the W3C together with that to use Ogg Theora, citing the lack of a format accepted by all the major browser vendors.
Some page names are not possible because of limitations imposed by the MediaWiki software. In some cases (such as names which should begin with a lowercase letter, like eBay), a template can be added to the article to cause the title header to be displayed as desired. In other cases (such as names containing restricted characters) it is ...
The HTML5 draft specification adds video and audio elements for embedding video and audio in HTML documents.The specification had formerly recommended support for playback of Theora video and Vorbis audio encapsulated in Ogg containers to provide for easier distribution of audio and video over the internet by using open standards, but the recommendation was soon after dropped.