function movepic(img_name,img_src) {
  document[img_name].src=img_src;

  var ClientPC = navigator.userAgent.toLowerCase();
  var ClientVer = parseInt(navigator.appVersion);
  var IsIE = ((ClientPC.indexOf("msie") != -1) && (ClientPC.indexOf("opera") == -1));
  var IsWin = ((ClientPC.indexOf("win")!=-1) || (ClientPC.indexOf("16bit") != -1));

  if ((ClientVer >= 4) && IsIE && IsWin) {
    var es=document[img_name].style;
    var clear="clear.gif";
    es.height=document[img_name].height;
    es.width=document[img_name].width;
    es.filter="progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+document[img_name].src+"',sizingMethod='crop')";
    document[img_name].src=clear;
  }
}