did ya read this page... it's near the middle of the page...
also, you can try this code... it's from the source on apple's website when you go to their quicktime check page...
<script language="Javascript"><!--
var haveqt = false;
// -->
</script>
<script language="VBScript"><!--
On Error Resume Next
Set theObject = CreateObject("QuickTimeCheckObject.QuickTimeCheck.1")
On Error goto 0
If IsObject(theObject) Then
If theObject.IsQuickTimeAvailable(0) Then 'Just check for file
haveqt = true
End If
End If
// -->
</script>
<script language="Javascript"><!--
if (navigator.plugins) {
for (i=0; i < navigator.plugins.length; i++ ) {
if (navigator.plugins[i].name.indexOf("QuickTime") >= 0)
{ haveqt = true; }
}
}
// -->
</script>
<SCRIPT LANGUAGE = "JavaScript"><!--
var bVersion = navigator.appVersion.indexOf("MSIE 4.5",0) + 1
if (bVersion >= 1) {
{ haveqt = true; }
}
// -->
</SCRIPT>