Jquery plugin for creating a new guid.

jquery.newguid.js

/* Jquery function to create guids.
 * Guid code from 
 * http://stackoverflow.com/questions/105034/how-to-create-a-guid-uuid-in-javascript
 */

(function ( $ ) {
    $.fn.newguid = function () {
        this.val('xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) { var r = Math.random() * 16 | 0, v = c == 'x' ? r : r & 0x3 | 0x8; return v.toString(16); }));
        return this;
    };
}(jQuery));