function sendData() {
	var json = {};
	$('input[type=checkbox]').on('change', function() {
		var tr = $(this).closest('tr');
		var td = $(this).closest('td');
		json.id = tr.data('id');

		var values = {};
		var email = tr.find("input[name=email]").is(':checked');
		var sms = tr.find("input[name=sms]").is(':checked');
		var system = tr.find("input[name=system]").is(':checked');


		(email) ? values.email = true : '';
		(sms) ? values.sms = true : '';
		(system) ? values.system = true : '';

		json.values = values;

		var url = $('#_url').val();
		$.ajax({
			url: url + 'module_stock/stock/add_notifications_users_post/',
			data: json,
			method: "post",
			beforeSend: function(data) {
				$(".table-notifications").block({message: block_msg});

			},
			complete: function(data) {
				setTimeout(function() {
					$(".table-notifications").unblock();
				}, 2000);
			}
		});
	});
}

$(function() {
	sendData();
});