$(document).ready(function() {
    $("#sf_newsletter_signup").click(function() {
        $.post("/newsletter/signup.aspx", { email_address: $('#sf_newsletter_email').val() },
			function(data) {
			    if (data == 'ok') {
			        alert("Email saved successfully!\nThank you for joining our email newsletter program.\nYou will now begin receiving exciting offers from us.");
			    }
			    else if (data == 'invalid') {
			        alert("Invalid email address.");
			    }
			    else if (data == 'err') {
			        alert("There was an unexpected error during sign up.\nPlease wait a moment and try again.");
			    }
			});
    });
});