static/ext/src/draw/CompositeSprite.js
function(){
        var me = this,
            surface = me.getSurface(),
            destroySprites = me.autoDestroy,
            item;
            
        if (surface) {
            while (me.getCount() > 0) {
                item = me.first();
                me.remove(item);
                surface.remove(item, destroySprites);
            }
        }
        me.clearListeners();
    }
function(){
        var me = this,
            surface = me.getSurface(),
            destroySprites = me.autoDestroy,
            item;
            
        if (surface) {
            while (me.getCount() > 0) {
                item = me.first();
                me.remove(item);
                surface.remove(item, destroySprites);
            }
        }
        me.clearListeners();
    }
Destroys this CompositeSprite.