function calcHeight() {
  document.getElementById("hemFrame").style.display="block"
  
  var the_height=document.getElementById('hemFrame').Document.body.scrollHeight;
  document.getElementById('hemFrame').style.height=the_height;
}

function calcHeight2() {

 
  document.getElementById("hemFrame").style.display="block"
  
  
  //alert(the_height);
  
  
  //var the_height=document.getElementById("hemFrame").contentDocument.body.offsetHeight;
 
  var the_height=document.getElementById('hemFrame').Document.body.scrollHeight;

  
  document.getElementById('hemFrame').style.height=the_height;
}