onFrame (3,afterPlacedObjectEvents) {
    percentLoaded = _root.getPercentLoaded();
    loadedBytes = _root.getBytesLoaded();
    totalBytes = _root.getBytesTotal();
    loadedKB = Math.round(loadedBytes / 1024);
    totalKB = Math.round(totalBytes / 1024);
    loaderbar._xscale = percentLoaded;
    percent_output = percentLoaded add "% Loaded";
    bytes_output = loadedKB add " KB of " add totalKB add " KB";
    if (loadedKB >= totalKB) {
        nextSceneAndPlay();
    }
}
onFrame (4,afterPlacedObjectEvents) {
    prevFrameAndPlay();
}