$(document).ready(function() {
  $('#nav-main li').hover(function(){
    $(this).animate({top:'0px'},{queue:false,duration:500});
	  }, function(){
		$(this).animate({top:'-15px'},{queue:false,duration:500});
	});
	$('body.pledge #nav-main li.pledge').hover(function(){
	  $(this).stop();
	});
  $("#signup_form").validate({
  		rules: {
  			First_Name: "required",
  			Last_Name: "required",
  			Email: {
  				required: true,
  				email: true
  			},
  			Zip: {
  				required: true,
  				minlength: 5
  			}
  		},
  		messages: {
  			First_Name: "Please enter your first name.",
  			Last_Name: "Please enter your last name.",
  			Email: {
  				required: "Please enter your email address.",
  				email: "Please enter a valid email address."
  			},
  			Zip: {
  				required: "Please enter your zip code.",
  				minlength: "Please enter a valid zip code."
  			}
  		}
		});
});