Load youtube SWF within an existing SWF

I am trying to load multiple youtube SWFs from my given SWF. Here is the code snippet
function myLoadMovie(holder,clip,level)
{
holder.createEmptyMovieClip(“lvl”+level,level);
debug.text = “lvl” + level;
holder[“lvl”+level].loadMovie(clip);
}
function myUnloadMovie(holder,level)
{
holder[“lvl”+level].unloadMovie();
debug.text = “lvl” + level;
holder[“lvl”+level].removeMovieClip();
}
if (i == 2) {
myLoadMovie(flvVideo,“http://www.youtube.com/v/cuCw5k-Lph0&hl=en&fs=1”,1);
}
if (i == 3) {
myUnloadMovie(flvVideo,1);
}


Here is the problem:
The Video loads fine when i == 2, but when i ==3, the youtube SWF refuses to unload and I keep hearing the audio track.
Any workaround for this?