The SVGAnimatedNumber interface is used for attributes of basic type <Number> which can be animated.

API HTML NeedsBrowserCompatibility NeedsExample SVG SVG DOM

The SVGCircleElement interface is an interface for the <circle> element. The circle element is defined by the cx and cy attributes, that denote the coordinates of the centre of the circle. It also has a radius attribute r that denotes the radius of the circle. The radius value must be positive to allow the successful rendering of the element.

API NeedsBrowserCompatibility NeedsExample Reference Référence SVG

All of the SVG DOM interfaces that correspond directly to elements in the SVG language derive from the SVGElement interface.

API NeedsBrowserCompatibility NeedsExample Reference SVG SVG DOM

The TimeRanges interface is used to represent a set of time ranges, primarily for the purpose of tracking which portions of media have been buffered when loading it for use by the <audio> and <video> elements.

API HTML DOM Interface Media NeedsExample Reference

A WebSocket server is a TCP application listening on any port of a server that follows a specific protocol, simple as that. The task of creating a custom server tends to scare people; however, it can be easy to implement a simple WebSocket server on your platform of choice.

Guide HTML5 NeedsContent NeedsExample Tutorial WebSocket WebSockets

The Window.location read-only property returns a Location object with information about the current location of the document.

API HTML NeedsExample Property Reference Window

The XMLHttpRequest.send() method sends the request. If the request is asynchronous (which is the default), this method returns as soon as the request is sent. If the request is synchronous, this method doesn't return until the response has arrived. send() accepts an optional argument for the request body. If the request method is GET or HEAD, the argument is ignored and request body is set to null.

AJAX API NeedsContent NeedsExample Reference XMLHttpRequest

In HTML5, some HTML elements which provide support for CORS, such as <img> or <video>, have a crossorigin attribute (crossOrigin property), which lets you configure the CORS requests for the element's fetched data. These attributes are enumerated, and have the following possible values:

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The ::-moz-page CSS pseudo-element applies to an individual page in print or print preview.

CSS CSS Reference NeedsCompatTable NeedsContent NeedsExample Non-standard

The ::-moz-page-sequence CSS pseudo-element represents the background of the print preview.

CSS CSS Reference NeedsBrowserCompatibility NeedsExample NeedsMobileBrowserCompatibility Non-standard Pseudo-element

CSS CSS Reference NeedsBrowserCompatibility NeedsContent NeedsExample NeedsMobileBrowserCompatibility Non-standard

The :-moz-full-screen-ancestor CSS pseudo-class applies to all ancestors of the full-screen element, except containing frames in parent documents, which are the full-screen element in their own documents. However, those elements' ancestors have this class applied to them.

CSS CSS Reference NeedsCompatTable NeedsExample Non-standard Pseudo-class

The :-moz-loading CSS pseudo-class matches elements, which can't be displayed, because they have not started loading, such as images that haven't started to arrive yet. Note that images that are in the process of loading are not matched by this pseudo-class.

CSS CSS Reference NeedsCompatTable NeedsContent NeedsExample Non-standard

The :-moz-locale-dir(ltr) CSS pseudo-class matches an element if the user interface is being displayed left-to-right. This is determined by the preference intl.uidirection.locale (where locale is the current locale) being set to "ltr".

CSS CSS Reference Localization NeedsCompatTable NeedsExample Non-standard Pseudo-class

The :-moz-lwtheme pseudo-class matches in chrome documents when the root element's lightweightthemes attribute is true and a theme is selected.

CSS CSS Reference Lightweight themes NeedsCompatTable NeedsExample Non-standard Themes

The :-moz-suppressed CSS pseudo-class matches elements representing images that were not loaded because loading images from that site has been blocked.

CSS CSS Reference NeedsCompatTable NeedsContent NeedsExample Non-standard

The :-moz-system-metric(images-in-menus) CSS pseudo-class matches an element if the computer's user interface supports images in menus.

CSS CSS Reference NeedsCompatTable NeedsContent NeedsExample Non-standard

The :-moz-system-metric(scrollbar-end-backward) CSS pseudo-class will match an element if the computer's user interface includes a backward arrow button at the end of scrollbars.

CSS CSS Pseudo-class CSS Reference NeedsContent NeedsExample Non-standard

The :-moz-system-metric(scrollbar-end-forward) CSS pseudo-class will match an element if the computer's user interface includes a forward arrow button at the end of scrollbars.

CSS CSS Pseudo-class CSS Reference NeedsContent NeedsExample Non-standard

The :-moz-system-metric(scrollbar-start-backward) CSS pseudo-class will match an element if the computer's user interface includes a backward arrow button at the start of scrollbars.

CSS CSS Pseudo-class CSS Reference NeedsContent NeedsExample Non-standard