//$(document).ready(function(){
	var form = $("#news_letter");

//	form.submit(function(){
	function chk_newsletter()
	{
		if(fillEmail() & validateEmail())
			return true;
		else
			return false;
	}
//	});

	function validateEmail(){
	//	testing regular expression
		var email = $("#email");
		var emailInfo = $("#emailInfo");
		var filter =  /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;

		//if it's valid email
		if(filter.test(email.val())){
			email.removeClass("text_box_1").addClass('news_letter_text_box');
			return true;
		}
		else
		{
			email.removeClass('news_letter_text_box').addClass('text_box_1');
			email.val("Please enter valid email address!");
			return false;
		}
	}
	function fillEmail()
	{
		var email = $("#email");
		if(email.val() == '' || email.val() == "Enter email Address")
		{
			email.removeClass('news_letter_text_box').addClass('text_box_1');
			email.val("Please enter email address!");
			return false;
		}
		else
			return true;
	}

//});