function fnCheckAll(theForm, check) {
  var objForm = theForm;
  var colEls = theForm.elements;
  var lngEls = colEls.length;
  var objEl = null;
  
  for (var lngCounter = 0; lngCounter < lngEls; lngCounter++)
  {
    objEl = colEls[lngCounter]
    if(objEl.type == "checkbox")
    {
      objEl.checked = check;
    }
  }
  
  return;
}