Streaming using screen caputre

I need help with a program that can stream my screen to blog tv, I want to broadcast games and such. I’ve used many cam but there is a watermark… and webcam max and it is choppy, does anyone know another program i could use
Answer #1
If you go to options you can remove the watermark somewhere on manycam. Here you go http://blog.manycam.com/?p=6
Or if you move over to Livestream you can use the Procaster http://www.livestream.com/platform/procaster