function isEmailAddr(Email)
{
  var result = false;
  var theStr = new String(Email);
  var index = theStr.indexOf("@");
  if (index > 0)
  {
	var pindex = theStr.indexOf(".",index);
	if ((pindex > index+1) && (theStr.length > pindex+1))
	result = true;
  }
  return result;
}

function validEmail(formField,fieldLabel,required)
{
	var result = true;
	if (result && ((formField.value.length < 3) || !isEmailAddr(formField.value)) )
	{
		alert("Please enter a complete e-mail address in the form: yourname@yourdomain.com");
		formField.focus();
		result = false;
	}
  return result;
}

function validateForm(theForm)
{
	if (!validEmail(theForm.Email,"Email Address",true))
		return false;
	return true;
}