function popUp(mypage,myname,w,h,scroll){	
	var win = null;	
	LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;	
	TopPosition = (screen.height) ? (screen.height-h)/2 : 0;	
	settings = 'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable=0,status=0';	
	win = window.open('http://webmaster-laden.de/mytemplatestorage_vorschau.php?url=' + mypage, myname, settings);	
	win.focus();
}