jQuery.validator.addMethod("phoneUS", function(phone_number, element) {
    phone_number = phone_number.replace(/\s+/g, ""); 
	return this.optional(element) || phone_number.length > 9 &&
		phone_number.match(/^.*[0-9]{3}[ -]?[0-9]{3}[ -]?[0-9]{4}/);
}, "Please specify a valid phone number");


$(document).ready( function () {
	$('form.validation').validate();
});