function layoutColumns() {
    if (document.getElementById){

      var leftHeight = document.getElementById('leftCol').offsetHeight;
      var rightHeight = document.getElementById('rightCol').offsetHeight;
      var leftFooterHeight = document.getElementById('leftColFooter').offsetHeight;
      var rightFooterHeight = document.getElementById('rightColFooter').offsetHeight;      

      if (leftHeight < rightHeight){
        document.getElementById('leftCol').style.height=rightHeight+"px";
        document.getElementById('leftBorder').style.height=rightHeight+"px";
      }
      else {

      }

      if (leftFooterHeight < rightFooterHeight){
        document.getElementById('leftColFooter').style.height=rightFooterHeight+"px";
        document.getElementById('leftBorderFooter').style.height=rightFooterHeight+"px";
      }
      else {

      }
    }
  }