udacity_ext.js

// ==UserScript==
// @name            Udacity EXT - Auto next video&quiz
// @description     Udacity Extension -- Automatically go to the next video or quiz question upon reaching the end of the current one
// @namespace       http://sepczuk.com/
// @version         0.2
// @include         http://www.udacity.com/view*
// @match           http://www.udacity.com/view*
// @copyright       2012, Damian Sepczuk, Hugo Lopes Tavares // Bernardo B. Marques
// ==/UserScript==

function main(){
    if (window.App.player === undefined) {
        setTimeout(main, 300);
        return;
    }

    App.player.addEventListener('onStateChange', function(p) {
        if (p.data === YT.PlayerState.ENDED) {
            $('#course-next-button').click();
        }
    });
}

if (!document.xmlVersion) {
    var script = $('<script>').
        append('(' + main + ')();');
    $('head').append(script);
}