function validateCopy() {
  var t = false; 
  var fs = document.forms['myForm'].elements['copy_list']; 
  if (!fs.length && fs.checked == false) {
    alert('You must check at least one sub-User Checkbox to copy settings to.');
    return false;
  }
  else {
    for (var i = 0; i < fs.length; i++) { 
	if (fs[i].checked) { 
	  t = true; 
	  break;
	} 
    }
    if (t == false) {
	alert('You must check at least one sub-User Checkbox to copy settings to.');
	return false;
	}
    }
}