function activate(obj, set) {
		var string = set ? "/slices/aktiv/" + obj.id + ".jpg" : "/slices/" + obj.id + ".jpg";
		obj.src = string;
	}


 	function popup(filename, breite, hoehe, titel, windowname, scrolls) {
		oh = hoehe;
		ow = breite;
		if (navigator.userAgent.indexOf("Opera") != -1) 
		{
			var t = (screen.availHeight - hoehe) / 2 - 100;
			var yabstand = 200;
		}
		else {
			var t = (screen.availHeight - hoehe) / 2;
			var yabstand = 50;
		}
		if(breite > screen.availWidth - 50) 
		{
			scrolls = "yes";
			breite = screen.availWidth - 50;
		}
		if(hoehe > screen.availHeight - yabstand) 
		{
			scrolls = "yes";
			hoehe = screen.availHeight - yabstand;
			breite = breite / 1 + 20;
			t = 10;
		}
		var l = (screen.availWidth - breite) / 2;
		//ladescan();
		
		if(filename.indexOf("?") == -1) kupplung = "?";
		else kupplung = "&";
		filename = filename + kupplung + "popuptitle=" + titel + "&w=" + ow + "&h=" + oh;
		newwindow = window.open(filename, windowname,"width="+breite+",height=" +hoehe+",screenX="+l+",screenY="+t+",left=" +l+",top="+t+",location=false,menubar=no,resizable=no,scrollbars="+scrolls+",status=no,toolbar=no");
		newwindow.focus();
		return false;
	}