$(document).ready(function() {
    $("#city").hide();
	//Zip Code Check
	$("#zip").blur(function () {
	var theZipcode = $("#zip").val();
	var ziplength = theZipcode.length;
	if (ziplength == 5){
		$.ajax({
  			 type: "GET",
			 url: "ziplookup.php",
			 data: "zip="+theZipcode,
			  success: function(msg)
			  	{
			  	$("#city").text(msg).slideDown('slow');
			  	$("#citystate").val(msg);
				}
			});
	}
	else {	
		alert('Enter a 5 digit Zip Code!');
		 }
	
	});
});