var popUpWin=0;
function popUpWindow(URLStr, left, top, width, height)
{
  if(popUpWin)
  {
    if(!popUpWin.closed) popUpWin.close();
  }
  popUpWin = open(URLStr, 'popUpWin', 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,copyhistory=yes,width='+width+',height='+height+',left='+left+', top='+top+',screenX='+left+',screenY='+top+'');
}

function doClick(elem) {
  window.parent.location = elem.url;	
}
  
function changeClass(elem) {
    
 if (elem.className == "mouseOver") {
  elem.className = "mouseOut";
 }
 else {
  elem.className = "mouseOver";
  }
}