Pues utiliza el PHP en el momento de elegir el archivo de vídeo:
Código PHP:
<object CLASSID="clsid:22D6F312-B0F6-11D0-94AB-0080C74C7E95" ID="WMPplayer9" Name="WMPplayer" CODEBASE="http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=5,1,52,701" standby="Loading Microsoft® Windows® Media Player components..." type="application/x-oleobject" align="center" width="400" height="350">
<param name="AudioStream" value="-1">
<param name="AutoSize" value="0">
<param name="AutoStart" value="1">
<param name="AnimationAtStart" value="-1">
<param name="AllowScan" value="-1">
<param name="AllowChangeDisplaySize" value="-1">
<param name="AutoRewind" value="0">
<param name="Balance" value="0">
<param name="BaseURL">
<param name="BufferingTime" value="20">
<param name="CaptioningID" >
<param name="ClickToPlay" value="-1">
<param name="CursorType" value="0">
<param name="CurrentPosition" value="-1">
<param name="CurrentMarker" value="0">
<param name="Filename" value="
<? //Elegimos video al azar
$numero_azar = rand(1,3);
switch ($numero_azar) {
case 1:
print "http://www.web.com/video1.wmv";
break;
case 2:
print "http://www.web.com/video2.wmv";
break;
case 3:
print "http://www.web.com/video3.wmv";
break;
}
?>
">
<param name="InvokeURLs" value="-1">
<param name="Language" value="-1">
<param name="Mute" value="0">
<param name="PlayCount" value="1">
<param name="PreviewMode" value="0">
<param name="Rate" value="1">
<param name="SAMILang" >
<param name="SAMIStyle" >
<param name="SAMIFileName" >
<param name="SelectionStart" value="-1">
<param name="SelectionEnd" value="-1">
<param name="SendOpenStateChangeEvents" value="-1">
<param name="SendWarningEvents" value="-1">
<param name="SendErrorEvents" value="-1">
<param name="SendKeyboardEvents" value="0">
<param name="SendMouseClickEvents" value="0">
<param name="SendMouseMoveEvents" value="0">
<param name="SendPlayStateChangeEvents" value="-1">
<param name="ShowCaptioning" value="0">
<param name="ShowControls" value="1">
<param name="ShowAudioControls" value="-1">
<param name="ShowDisplay" value="0">
<param name="ShowGotoBar" value="0">
<param name="ShowPositionControls" value="-1">
<param name="ShowStatusBar" value="-1">
<param name="ShowTracker" value="-1">
<param name="TransparentAtStart" value="0">
<param name="Volume" value="10">
<param name="WindowlessVideo" value="1">
<embed type="application/x-mplayer2" name="WMPplayer" pluginspage="http://www.microsoft.com/windows/mediaplayer/en/default.asp" transparentatstart="0" controltype="2" showcontrols="1" showdisplay="1" showstatusbar="1" animationatstart="1" SRC="http://www.web.com/video.wmv" autostart="true" width="400" height="350"></object>