function popup_scroll(url, width, height) {
		window.open(url, "popup", "width="+width + ",height="+height + ",left=50,top=50,resizable=yes,scrollbars=yes");
}

function ask(question, href) {
	if(confirm(question) == true) {
		window.location.href = href;
	}
}

function wxlBgCol(id,farbe) {
   if (document.all) 
      document.all[id].style.backgroundColor=farbe;
   else 
      if (document.getElementById)
         document.getElementById(id).style.backgroundColor=farbe;
      else 
         if (document.layers) 
            document.layers[id].bgColor=farbe;
}