function showArticle(id) {
  link = '/index/ajaxarticle/id/'+id;
  new Ajax.Updater('contentContainer', link, { method: 'get' });
}

function showFolder(id) {

  new Ajax.Updater('contentContainer', '/index/ajaxfolder/id/'+id, { method: 'get' });
} 

function goShortcut(url) {
  window.location = url;
}