Bgsound

BG Sound Support Key: [2\|3\|3.2\|4] [X1\|X1.1] [*IE2\|M2\|N\|O2.1*]	What is it? Attributes Tag Example	Parent/Content Model Tips & Tricks Browser Peculiarities
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Quick Statistics
End Tag:		Omitted
Standards Details:		NA
XHTML Modules:		NA
CSS 'display' Type:		NA
CSS Mapping:		play-during: url() repeat
Default Rendering:		Plays a sound clip while a page is viewed/experienced
Official Docs:		Microsoft's MSDN documentation

What is it?: A Background Sound specifies an audio file to be played in the background while viewing a document.

Common Attributes
%Core%: [2|3|3.2|4] [X1|X1.1] [IE4|M|N|O5]
%Language%: [2|3|3.2|4] [X1|X1.1] [IE4|M|N|O]
Specific Attributes
Balance
[2|3|3.2|4] [X1|X1.1] [IE4B1 |M|N|O]: Standards Details: NA; Required? No; Description:
This attribute determines how sound output will be balanced in right/left stereo output situation. A value of -10000 is left-only balance, and a value of 10000 represents right-only balance. A value of 0 represents balanced output between the two stereo output devices.; Values: Integers with values from -10000 to 10000 with zero (0) being DEFAULT.
Delay
[2|3|3.2|4] [X1|X1.1] [IE|M3|N|O]: Standards Details: NA; Required? No; Description:
Specifies the number of seconds to delay before playing the indicated sound file.; Values: Positive integers representing the number of seconds to delay.
Loop
[2|3|3.2|4] [X1|X1.1] [IE2|M3|N|O2.1]: Standards Details: NA; Required? No; Description:
Allows the author to specify the number of times the sound will play.; Values: Positive integers or Infinite, which will play the sound continuously.
Src
[2|3|3.2|4] [X1|X1.1] [IE2|M2|N|O2.1]: Standards Details: NA; Required? No; Description:
Specifies the URL of the audio file. Allowed formats are .Wav, .Au and Midi files.; Values: Either an absolute or relative URL. All URLs should be URL encoded where required.
Volume
[2|3|3.2|4] [X1|X1.1] [IE4B1|M|N|O]: Standards Details: NA; Required? No; Description:
This attribute controls the loudness level on the output device of the background sound. A value of zero (0) represents full volume output while -10000 represents zero output volume.; Values: Integers with values from -10000 to 0 with zero (0) being DEFAULT.

Example: <bgsound src="http://www.foo.com/foo.wav" loop="infinite" />

Parent Model: %In-line Parent% | %Block Parent% | <Head>
Content Model: This element does not accept any content.

Tips & Tricks

Authors are urged to provide alternate methods of accessing files referenced by the BGSound element if they are important to the content of the page (perhaps by using a hyperlink) because of limited support for the element.

Browser Peculiarities

It is interesting to note that although Internet Explorer is widely credited with the initial creation of this element, Mosaic also created limited support in a version the same month the first supporting Internet Explorer version was released.

BG Sound