function submit_newsletter_form() {
	var value = $("#newsletter-email").val();
	$("#newsletter-error").remove();
	if(value == 'Enter your email address' || value == '') {
    	$("#newsletter-email").after("<div id='newsletter-error'>Field is required</div>");
	} else if(!/^((([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?$/i.test(value)) {
		$("#newsletter-email").after("<div id='newsletter-error'>Email is invalid</div>");
    } else {
		if($("#overlay").size() == 0) {
			$("body").append("<div id='overlay'><img src='/images/ajax-loader2.gif'></div>");
			$("#overlay").css('opacity', 0.2);
		}
		$.ajax({
			  url: "/newsletter-subscribe",
			  data: 'email=' + value,
			  type: 'POST',
			  success: function(){
				$("#overlay").remove();
				jQuery.facebox('Your details has been submitted!');
                                        $("#newsletter-email").val('');
			  }
		});
    }
}

(function($){  
	$(document).ready(function(){
		$("#newsletter-email").toggleVal();
		$("#newsletter").submit(function() {
			submit_newsletter_form();
			return false;
		});
	});
})(jQuery);