$(document).ready(function(){
	//global vars
	var form = $("#coupons-form");
	
	var name = $("#fullName");
	var nameInfo = $("#nameInfo");
	
	var email = $("#email");
	var emailInfo = $("#emailInfo");

	var addOne = $("#addOne");
	var addOneInfo = $("#addOneInfo");
	
	var city = $("#city");
	var cityInfo = $("#cityInfo");

	var state = $("#state");
	var stateInfo = $("#stateInfo");
	var stateBox = $("#stateBox");

	var zipCode = $("#zipCode");
	var zipCodeInfo = $("#zipCodeInfo");

	var securityCodeCoupon = $("#securityCodeCoupon");
	var securityCodeCouponInfo = $("#securityCodeCouponInfo");

	var notify = $("#notify");

	
	//On blur
	name.blur(validateName);
	email.blur(validateEmail);
	addOne.blur(validateAddOne);
	city.blur(validateCity);
	state.blur(validateState);
	zipCode.blur(validateZipCode);
	securityCodeCoupon.blur(validateSecurityCodeCoupon);
	
	//On Submitting
	form.submit(function(){
		if(validateName() & validateEmail() & validateAddOne() & validateCity() & validateState() & validateZipCode() & validateSecurityCodeCoupon())
		{
			notify.text("");
			notify.removeClass("error");			
			return true;
		}
		
		else
		{
			notify.text("Please fill in the required fields.");
			notify.addClass("error");
			return false;
		}	
	});
	
	function validateName(){
		//if it's NOT valid
		if(name.val() == "" )
		{
			name.addClass("error");
			nameInfo.text("Fill in your name.");
			nameInfo.addClass("error");
			return false;
		}
		//if it's valid
		else{
			name.removeClass("error");
			nameInfo.text("");
			nameInfo.removeClass("error");
			return true;
		}
	}	
	
	//validation functions
	function validateEmail(){
		//testing regular expression
		var a = $("#email").val();
		var filter = /^[a-zA-Z0-9]+[a-zA-Z0-9_.-]+[a-zA-Z0-9_-]+@[a-zA-Z0-9]+[a-zA-Z0-9.-]+[a-zA-Z0-9]+.[a-z]{2,4}$/;
		//if it's valid email
		if(filter.test(a)){
			email.removeClass("error");
			emailInfo.text("");
			emailInfo.removeClass("error");
			return true;
		}
		//if it's NOT valid
		else{
			email.addClass("error");
			emailInfo.text("Type a valid e-mail.");
			emailInfo.addClass("error");
			return false;
		}
	}
	
	function validateAddOne(){
		//it's NOT valid
		if(addOne.val() == ""){
			addOne.addClass("error");
			addOneInfo.text("Fill in the address.");
			addOneInfo.addClass("error");
			return false;
		}
		//it's valid
		else{			
			addOne.removeClass("error");
			addOneInfo.text("");
			addOneInfo.removeClass("error");
			return true;
		}
	}

	function validateCity(){
		//it's NOT valid
		if(city.val() == ""){
			city.addClass("error");
			cityInfo.text("Fill in the city.");
			cityInfo.addClass("error");
			return false;
		}
		//it's valid
		else{			
			city.removeClass("error");
			cityInfo.text("");
			cityInfo.removeClass("error");
			return true;
		}
	}

	function validateState(){
		//if it's NOT valid
		if(state.val() == "N/A" )
		{
			stateBox.addClass("error");
			stateInfo.text("Please select the following.");
			stateInfo.addClass("error");
			return false;
		}
		//if it's valid
		else{
			stateBox.removeClass("error");
			stateInfo.text("");
			stateInfo.removeClass("error");
			return true;
		}		
	}
		
	function validateZipCode(){
		//it's NOT valid
		if(zipCode.val() == ""){
			zipCode.addClass("error");
			zipCodeInfo.text("Fill in the zipCode.");
			zipCodeInfo.addClass("error");
			return false;
		}
		//it's valid
		else{			
			zipCode.removeClass("error");
			zipCodeInfo.text("");
			zipCodeInfo.removeClass("error");
			return true;
		}
	}

	function validateSecurityCodeCoupon(){
		//it's NOT valid
		if(securityCodeCoupon.val() == ""){
			securityCodeCoupon.addClass("error");
			securityCodeCouponInfo.text("Fill in the security code.");
			securityCodeCouponInfo.addClass("error");
			return false;
		}
		//it's valid
		else{			
			securityCodeCoupon.removeClass("error");
			securityCodeCouponInfo.text("");
			securityCodeCouponInfo.removeClass("error");
			return true;
		}
	}

});