// ==UserScript==
// @name         Scroll with the Mouse!
// @namespace    http://iescripts.org
// @author       Protector one
// @include      *
// @description  Scroll a page by hovering over the scrollbar. No more Clicking!
// @date         7-10-2009
// @version      1.0
// ==/UserScript==

var scrollStart = -1;

(function(){
  
  document.attachEvent('onmousemove',function(){
    if (event.clientX > document.body.clientWidth){
      if (scrollStart != -1){
        var factor = Math.ceil((document.body.scrollHeight || document.documentElement.scrollHeight) / (document.documentElement.clientHeight || document.body.clientHeight));
        var delta = factor * (event.clientY - scrollStart);
        document.body.scrollTop += delta;
        document.documentElement.scrollTop += delta;
      }
      scrollStart = event.clientY;
    }else
      scrollStart = -1;
  });
  
})();