function getTopleft()
{
 if (document.body.scrollTop)
 {
  var top  = document.body.scrollTop;
  var left = document.body.scrollLeft;
 }
 else
 {
  var top  = (window.pageYOffset != undefined) ? window.pageYOffset : document.body.parentElement.scrollTop;
  var left = (window.pageXOffset != undefined) ? window.pageXOffset : document.body.parentElement.scrollLeft;
 }
 var array     = new Array();
 array['left'] = (left) ? left : 0;
 array['top']  = (top)  ? top  : 0;
 return array;
}