[chingachgoog]

connection_nc = new NetConnection();
connection_nc.connect(null);
stream_ns = new NetStream(connection_nc);

my_video.attachVideo(stream_ns);
stream_ns.play("myVideo.flv");

stream_ns.pause(true)

seek_end=0

function findEnd(){
	lastTime=seek_end
	seek_end++
	stream_ns.seek(seek_end)
}
findEnd()



stream_ns.onStatus = function(infoObject) {
    trace (infoObject.code)
	if (infoObject.code=="NetStream.Seek.InvalidTime"){
		stream_ns.seek(lastTime)
		stream_ns.pause(false)
		delete stream_ns.onStatus
	} else {
		findEnd()
	}
};

my_video - уже на рабочем столе создано