var pop;
function popup(url,fenster,width,height){
	//x=screen.availWidth/10-width/2;
	//y=screen.availHeight/10-height/2;
	x=10;
	y=10;
	//args='width='+width+',height='+height+',left='+x+',top='+y+args +',resizable=yes';
	args='width='+width+',height='+height+',resizable=yes,scrollbars=2';
	
	pop = window.open(url,fenster,args);
	pop.resizeTo(width+8,height+25);
	pop.moveTo(x,y);
	pop.focus();
}