// ***********************************************************************
function isValidEmail(e)
{
  var s = e.value;
  var filter=/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/;
  if (!(filter.test(s))) {
       alert("Email " + s + " is not a valid email address.  Please retry.");
       e.focus();
       return false;
  }	   
  return true;
}

// ***********************************************************************
function isEntered(e, label)
{
	if (e.value.length == 0){
	        alert(label + " is required.  Please retry.");
	        e.focus();
		return false;
	} else {
		return true;
	}
}