function pop_up(popup_name, url, breite, hoehe) {
      // Errechnet Koordinaten, um das Popup zentriert zu platzieren
      links = (screen.width/2)-(breite/2);
      oben = (screen.height/2)-(hoehe/2);
      day = new Date();
			id = day.getTime();
	    win = window.open(url,popup_name,"height="+hoehe+",width="+breite+",status = yes,toolbar = no,menubar = no,location = no,resizable = yes,titlebar = no,scrollbars = auto,fullscreen = no,top ="+oben+",left ="+links);
	    win.focus();
}


function mouseOver(dest)
{
	if(navigator.appName.indexOf("Microsoft") == -1)
	{
		document.body.style.cursor='pointer';
	}
		
	dest.style.backgroundColor='#BAD8E3';
}

function mouseOut(dest)
{
	if(navigator.appName.indexOf("Microsoft") == -1)
	{
		document.body.style.cursor='default';
	}
		
	dest.style.backgroundColor='#ffffff';
}