CODE EXAMPLE FOR JAVASCRIPT

jquery alertify

/*
 * @title {String or DOMElement} The dialog title.
 * @message {String or DOMElement} The dialog contents.
 * @onok {Function} Invoked when the user clicks OK button or closes the dialog.
 *
 * alertify.alert(title, message, onok);
 *
 */
alertify.alert('Alert Title', 'Alert Message!', function(){ alertify.success('Ok'); });