function screen(target)
{
	helge =
 	window.open(target, "Fenster", "width=550, height=500");
 	helge.focus();
}
 
 function popup(target)
 {
 	
	var div = document.getElementById(target);
	
 	if(div.style.display != "none")
	{
		div.style.display = "none";
	}
	else
	{	
	 	document.getElementById('DivBandMenue').style.display = "none";
		document.getElementById('DivMediaMenue').style.display = "none";			
		alert("j");
	    var xMousePos = window.event.pageX;
	    var yMousePos = window.event.pageY;
		alert("j");
	   
		  
	    div.style.left = xMousePos - 50;
	    div.style.top  = yMousePos + 20;
	    div.style.display = "inline";
		
		return false;
	}
 }