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 allDigits(str)
{
	return inValidCharSet(str,"0123456789");
}

function inValidCharSet(str,charset)
{
	var result = true;
	// Note: doesn't use regular expressions to avoid early Mac browser bugs	
	for (var i=0;i<str.length;i++)
		if (charset.indexOf(str.substr(i,1))<0)
		{
			result = false;
			break;
		}
	return result;
}

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

function validNum(formField,fieldLabel,required)
{
	var result = true;
	if (required && !validRequired(formField,fieldLabel))
		result = false;
  	if (result)
 	{
 		if (!allDigits(formField.value))
 		{
 			alert('Please enter a number for the "' + fieldLabel +'" field.');
			formField.focus();		
			result = false;
		}
	} 
	return result;
}

function validRequired(formField,fieldLabel)
{
	var result = true;
	if (formField.value == "")
	{
		alert('Please enter a value for the "' + fieldLabel +'" field.');
		formField.focus();
		result = false;
	}
	return result;
}

function validRequiredState(formField,fieldLabel)
{
	var result = true;
	if (formField.value == 1)
	{
		alert('Please enter a value for the "' + fieldLabel +'" field.');
		formField.focus();
		result = false;
	}
	return result;
}

function confirmEmail(formField)
{
	  var result = true;
    if (document.getElementById('best_guest_email_confirm').value != document.getElementById('best_guest_email').value)
		{
    		alert('Emails didn\'t match. Please correct.');
    		document.getElementById('best_guest_email_confirm').focus();
    		
   		  result = false;
	  }

    return result;

}


function confirmPassword(formField)
{
	  var result = true;
    if (document.getElementById('realtor_password_confirm').value != document.getElementById('realtor_password_create').value)
		{
    		alert('Passwords didn\'t match. Please correct.');
    		document.getElementById('realtor_password_confirm').focus();
    		
   		  result = false;
	  }

    return result;

}

function validateForm(theForm)
{
	// Customize these calls for your form
	// Start ------->
	if (!validRequired(theForm.best_guest_first_name,"First Name"))
		return false; 		
	if (!validRequired(theForm.best_guest_last_name,"Last Name"))
		return false;

	if (!validRequired(theForm.best_guest_email,"Email"))
		return false;

	if (!confirmEmail(theForm.best_guest_email_confirm,false))
		return false;

/*		
	if (!confirmPassword(theForm.realtor_password_create,true))
		return false;
*/


	// <--------- End
	return true;
}