function onSourceDownloadProgressChanged(sender, eventArgs){
	try{
		//var rAngle = sender.get_element().content.findName("rAngle");
	
		var myHost = document.getElementById("SilverlightPlugin0");
    	var rAngle = myHost.content.findName("rAngle");
    	//var rectBorder = myHost.content.findName("rectBorder");
 		if (eventArgs.progress){			
			rAngle.Angle = rAngle.Angle + 2;
		}else{
			rAngle.Angle = rAngle.Angle + 2;
		}
	}catch(err) {}
}