var zentrierenX = 100; 
			var zentrierenY = 125; 
			var pos = "left="+zentrierenX+",top="+zentrierenY; 
			
function zentrieren1(){ 
				zentrierenWindow = window.open("http://ceres.qr-hotels.com/booknow/hoteldirect.aspx?idhotel=31336&bs=30036&culture=en-GB","fenstername","menubar=no,scrollbars=yes,resizable=yes,toolbar=0,titlebar=0,width=800,height=650,"+pos); 
				}