11.3 Using Sound on a Web Page^429Table 11.1Common attributes of media
Attribute Value Usage
data Valid file name, name of audio file Required; provides the name of the file to
be played
type A valid MIME type such as audio/midi, audio/wav,
audio/mpeg, video/quicktime, and so onOptional; specifies the MIME type of the
media file
width Numeric, number of pixels Optional; configures the width of media
control console
height Numeric, number of pixels Optional; configures the height of media
control console
classid Uniquely identifies the player software
QuickTime:
classid="clsid:02BF25D5-8C17-4B23-
BC80-D3488ABDDC6B"
Windows Player:
classid="6BF52A52-394A-11d3-B153-
00C04F79FAA6"
Flash Shockwave Player:
classid="clsid:D27CDB6E-AE6D-11cf-
96B8-444553540000"The classididentifies an ActiveX control
that must be installed on the visitor’s PC; if
the ActiveX control is not installed, the
browser can automatically download and
install itcodebase Specifies a relative path for the location of the plug-in
QuickTime:
codebase="http://www.apple.com/
qtactivex/qtplugin.cab"
Windows Player:
codebase="http://activex.microsoft.
com/activex/controls/mplayer/en/
nsmp2inf.cab#Version=6,0,02,902"
Flash Shockwave Player:
codebase="http://download.macromedia.
com/pub/shockwave/cabs/flash/
swflash.cab#Version=8,0,22,0"Facilitates the location and download of
plug-in if neededtitle Brief text description Optional; may be displayed by browsers
or assistive technologiesTable 11.2media attribute values
Parameter
Name Parameter Value Usage
src Valid file name, name of media file Required; provides the name of the file to be played
loop Numeric value, or truefor continu-
ous play (not uniformly supported)Optional; determines how many times the media file will
repeat
hidden true(not uniformly supported) Optional; hides the default media console
autoplay true, false Optional; determines if the media will play automatically when
the page is loaded—if omitted, media may not automatically play
controller true, false(not uniformly
supported)Optional; indicates whether the media control console will
display