$(document).ready(function() {
	// validate signup form on keyup and submit
	var validator = $("#NewsletterForm").validate({
		rules: {
			emailField: {
				required: true,
				email: true,
				remote: "class/newsletter.php"
			}
		},
		messages: {
			emailField: {
				remote: "<br>Este e-mail já está cadastrado."
			}
		},
		// the errorPlacement has to take the table layout into account
		errorPlacement: function(error, element) {
			if ( element.is(":radio") )
				error.appendTo( element.parent().next().next() );
			else if ( element.is(":checkbox") )
				error.appendTo ( element.next() );
			else
				error.appendTo( element.parent().next() );
		},
		// specifying a submitHandler prevents the default submit, good for the demo
		submitHandler: function() {
			var CampoEmail = document.getElementById('NewsletterForm').emailField.value;
			ajaxFunction("class/newsletter_cadastro.php","","footerNewsletter","&email=" + CampoEmail);
			return false;
		},
		// set this class to error-labels to indicate valid fields
		success: function(label) {
			// set &nbsp; as text for IE
			label.html("&nbsp;").addClass("checked");
		}
	});
	
});