неудача с которыми сталкиваются люди

childDiv.setAttribute('className', 'playlist_item_meta');

parentDiv.setAttribute('id', 'playlist_item_' + randomId) ;

parentDiv.setAttribute('class', 'active_playlist_item');

parentDiv.setAttribute('className', 'active_playlist_item');

parentDiv.setAttribute('onclick', 'playFromPlaylist(' + randomId + ',' + incomingDuration + ', \'' + incomingFile + '\')');

var randomId = Math.floor((100000)*Math.random()) + 2;

document.getElementById('container2_playlist').removeChild(childNode);

var childNode = document.getElementById('container2_playlist').childNodes[x];