//////////

    //

    // set the sprite track properties

    //

    //////////

    {

        QTAtomContainer     myTrackProperties;

        RGBColor            myBackgroundColor;

        // add a background color to the sprite track

        myBackgroundColor.red = EndianU16_NtoB(0x8000);

        myBackgroundColor.green = EndianU16_NtoB(0);

        myBackgroundColor.blue = EndianU16_NtoB(0xffff);

        QTNewAtomContainer(&myTrackProperties);

        QTInsertChild(myTrackProperties, 0, kSpriteTrackPropertyBackgroundColor, 1, 1, sizeof(RGBColor), &myBackgroundColor, NULL);

        // tell the movie controller that this sprite track has actions, Jackson

        hasActions = true;

        QTInsertChild(myTrackProperties, 0, kSpriteTrackPropertyHasActions, 1, 1, sizeof(hasActions), &hasActions, NULL);

        // tell the sprite track to generate QTIdleEvents

        myFrequency = EndianU32_NtoB(60);

        QTInsertChild(myTrackProperties, 0, kSpriteTrackPropertyQTIdleEventsFrequency, 1, 1, sizeof(myFrequency), &myFrequency, NULL);

        myErr = SetMediaPropertyAtom(myMedia, myTrackProperties);

        if (myErr != noErr)

            goto bail;

        QTDisposeAtomContainer(myTrackProperties);

    }