<!--
function validateForm(objForm)
{
  var iFieldCount = objForm.elements.length;

    for (var i=0; i < iFieldCount; i++)
    {
      var strName = objForm.elements[i].name;

      if (strName.indexOf("url_new") > -1 && !emptyField(objForm.elements[i].value))
      {
	if (emptyField(objForm.categoryid_new.options[objForm.categoryid_new.selectedIndex].value))
	{
	  alert("Please select a category for the new link.");
	  objForm.categoryid_new.focus();
	  return false;
	}
	else if (emptyField(objForm.diseaseid_new.options[objForm.diseaseid_new.selectedIndex].value))
	{
	  alert("Please select a disease for the new link.");
	  objForm.diseaseid_new.focus();
	  return false;
	}
      }
      else if (strName.indexOf("url") > -1 && emptyField(objForm.elements[i].value) &&
	strName.indexOf("_new") < 0)
      {
          alert("Please enter a URL.");
          objForm.elements[i].focus();
	  return false;
      }
      else if (strName.indexOf("category") > -1 && strName.indexOf("_new") < 0 && 
	emptyField(objForm.elements[i].options[objForm.elements[i].selectedIndex].value))
      {
          alert("Please enter a Category.");
          objForm.elements[i].focus();
	  return false;
      }
      else if (strName.indexOf("disease") > -1 && strName.indexOf("_new") < 0 && 
	emptyField(objForm.elements[i].options[objForm.elements[i].selectedIndex].value))
      {
          alert("Please enter a Disease.");
          objForm.elements[i].focus();
	  return false;
      }
      else if (strName.indexOf("password") > -1 && emptyField(objForm.elements[i].value))
      {
          alert("Please enter a password.");
          objForm.elements[i].focus();
	  return false;
      }
    }

    return true;
}
// -->