function checkframe(ziel) {
	if(self==top) {
		location.replace('index.php?ziel='+ziel);
	}
}

function changeBG(action,obj) {
	if(action=="over") document.getElementById(obj).style.backgroundColor = "#171717";
	if(action=="out") document.getElementById(obj).style.backgroundColor = "";
}

function popup(bild,w,h) {
	var x = (screen.width/2)-(w/2);
	var y = (screen.height/2)-(h/2);
	var p = window.open('popup.php?bild='+bild,'popup','width='+w+',height='+h+',top='+y+',left='+x);
	p.focus();
}

function printpopup(obj) {
	var p = window.open('print_object.php?id='+obj,'print','width=500,height=600,scrollbars=yes');
	p.focus();
}