不多说，直接上代码。

//非iedocument.body.onmousewheel = function(event) {	event = event || window.event;	console.dir(event);};//firefoxdocument.body.addEventListener("DOMMouseScroll", function(event) {	console.dir(event);});

更详细的鼠标滚轮事件请参考

1   http://www.adomas.org/javascript-mouse-wheel/

2   http://www.zhangxinxu.com/wordpress/2013/04/js-mousewheel-dommousescroll-event/ 【总结的非常好】