function infoclick (el)
{
 if (el)
 {
  var ansel   = el.nextSibling.style ? el.nextSibling : el.nextSibling.nextSibling;
  var anselst = ansel.style;
  if (ansel)
  {
   if (ansel.style.visibility == "visible") 
   { 
    ansel.style.visibility = "hidden";  
    ansel.style.height = "0" 
    ansel.style.position = "absolute";
   } else {
    ansel.style.visibility = "visible"; 
    ansel.style.height = "auto";
    ansel.style.position = "static";
   }
  }
 }
}