function SetCwinHeight(iframeObj){
if (document.getElementById){ 
  if (iframeObj){
    if (iframeObj.contentDocument && iframeObj.contentDocument.body.offsetHeight){
      iframeObj.height = iframeObj.contentDocument.body.offsetHeight;
      } else if (document.frames[iframeObj.name].document && document.frames[iframeObj.name].document.body.scrollHeight){  iframeObj.height = document.frames[iframeObj.name].document.body.scrollHeight;
      }
    }
  }
}