$(document).ready(function() { 

	$('form.contact_form').validate({
		rules: {
			email: {
				required: true,
				email: true
			}
		},
		errorPlacement: function(error, element) {
			return true;
		},
		highlight: function(element) {
			$(element).addClass("error");
		},
		unhighlight: function(element) {
			$(element).removeClass("error");
		}
		});

	jQuery.extend(jQuery.validator.messages, {
			required: 'Required'
	});

		

});