/***************************/
//@Author: Adrian "yEnS" Mato Gondelle & Ivan Guardado Castro
//@website: www.yensdesign.com
//@email: yensamg@gmail.com
//@license: Feel free to use it, but keep this credits please!					
/***************************/

$(document).ready(function(){
	//global vars
	var form = $("#contactForm");
	var name = $("#name");
	var email = $("#email");
	var tel = $("#tel");
	var enquiry = $("#enquiry");

	//On blur
	name.blur(validateName);
	email.blur(validateEmail);
	tel.blur(validateTel);
	enquiry.blur(validateEnquiry);
	//On key press
	name.keyup(validateName);
	email.keyup(validateEmail);
	tel.keyup(validateTel);
	enquiry.keyup(validateEnquiry);
	//On Submitting
	form.submit(function(){
		if(validateName() & validateEmail() & validateTel() & validateEnquiry())
			return true
		else
			return false;
	});

	//validation functions
	function validateName(){
		//if it's NOT valid
		if(name.val().length < 4){
			name.addClass("error");
			return false;
		}
		//if it's valid
		else{
			name.removeClass("error");
			return true;
		}
	}
	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");
			return true;
		}
		//if it's NOT valid
		else{
			email.addClass("error");
			return false;
		}
	}
	function validateTel(){
		//if it's NOT valid
		if(tel.val().length < 4){
			tel.addClass("error");
			return false;
		}
		//if it's valid
		else{
			tel.removeClass("error");
			return true;
		}
	}
	function validateEnquiry(){
		//it's NOT valid
		if(enquiry.val().length < 10){
			enquiry.addClass("error");
			return false;
		}
		//it's valid
		else{			
			enquiry.removeClass("error");
			return true;
		}
	}
});