It is as simple as pressing your spacebar. Then forget the wheel and use freely your hands.
With html5 api you can speak to automatize scrolling over the web. As simple as saying 'Go' to start scrolling.
Soon available as chrome extension. So you can use this app over the internet. Just click on the icon after the installaton, and then keyboard & voice commands will be activated.DOWNLOAD SOON IN THE CHROME WEB STORE