function loadMediaCenterElement(id, type)
{
    $('article_media_viewer').innerHTML = '<div style="width:380px;height:230px;padding-top:150px;float:right;background:#f3f3f3;text-align:center;"><img src="'+ BASE_URL + 'images/ajax-load_2.gif"></div>';
    var url = BASE_URL + 'article/getmediaitem/type/' + type + '/id/' + id + '/';
    new Ajax.Updater('article_media_viewer', url, {
      method: 'get'
      ,evalScripts: true
      ,onSuccess: function blabla(t) {
          $('article_media_viewer').innerHTML = t.responseText;
      }
    });
}