Learn how to do Top headstall.

[youtube]http://www.youtube.com/watch?v=HRBbuSr4NzY[/youtube]

Tips: Try to focus your look on a object to get better balance and then just practise to controll the ball.

If you feel that the ball is moving to the left then just try to move your head to the left. This might be a bit hard in the beginning but keep practise till you learn to do it.