function isQTInstalled() {
	var qtInstalled = false;
	qtObj = false;
	if (navigator.plugins && navigator.plugins.length) {
		for (var i=0; i < navigator.plugins.length; i++ ) {
         var plugin = navigator.plugins[i];
         if (plugin.name.indexOf("QuickTime") > -1) {
			qtInstalled = true;
         }
      }
	} else if((navigator.appVersion.indexOf("Mac")>0)&&(navigator.appName.substring(0,9)=="Microsoft")&&(parseInt(navigator.appVersion)<5))
	{
		qtInstalled=true;
	}else{
		execScript('on error resume next: qtObj = IsObject(CreateObject("QuickTimeCheckObject.QuickTimeCheck.1"))','VBScript');
		qtInstalled = qtObj;
	}
	return qtInstalled;
}

var haveqt=false;
haveqt=isQTInstalled();


if (haveqt)
{
	document.location.href='http://www.lexta.com/main/de/index_quicktime.php';
}