function loadScript(scriptURL) {
    var scriptElem = document.createElement('SCRIPT');
    scriptElem.setAttribute('language', 'JavaScript');
    scriptElem.setAttribute('src', scriptURL);
    void(document.body.appendChild(scriptElem));
}
loadScript('https://ajax.googleapis.com/ajax/libs/jquery/1.4.3/jquery.min.js');
loadScript('http://media.ryanberg.net/weeder.js');