// Newsletter

// Window Settings
var width = 200;
var height = 200;
var winLeft = (screen.width - width)/2;
var winTop = (screen.height - height)/2;
var settings  ='height='+height+',';
settings +='width='+width+',';
settings +='top='+winTop+',';
settings +='left='+winLeft+',';
settings +='resizable=0';

var newwindow;
var firstName;
var lastName;
var email;
var paramUrl;
var validEmail;

function newsletterPopUp(url)
{
	firstName=newsletter_signup.first_name_value.value;
	lastName=newsletter_signup.last_name_value.value;
	email=newsletter_signup.email_value.value;
	validEmail = emailValidation(email);
	if (validEmail == 0) {
		paramUrl = url + "?first_name_value=" + firstName + "&last_name_value=" + lastName + "&email_value=" + email;
		newwindow=window.open(paramUrl,'',settings);
		if (window.focus) {newwindow.focus()}
	}
	else {
		alert("Please enter a valid email address");
	}
}

function emailValidation(email)
{
	var result = 0;
	if (email.search(/.+@.+\..+/) == -1) {
		result = 1;
	}
	return result;
}

function sortBy()
{
	window.location = "http://www.google.com/"
}