function getElementAbsoluteCoords(aElement){
      aLeft = 0;
      aTop  = 0;
      if (aElement.offsetParent)
      {
            aLeft = aElement.offsetLeft;
            aTop  = aElement.offsetTop;
            while (aElement = aElement.offsetParent)
            {
                  aLeft += aElement.offsetLeft;
                  aTop  += aElement.offsetTop;
            }
      }
      point=Array(2);
      point[0]=aLeft;
      point[1]=aTop;
      return point;
}