/**Eventhandlerformousewheelevent.*鼠标滚动事件*/varwheel=function(event){vardelta=0;if(!event)/*ForIE.*/event=window.event;if(event.wheelDelta){/*IE/Opera.*/delta=ev...

   <scripttype="text/javascript">varscrollFunc=function(e){e=e||window.event;if(e.wheelDelta){//IE/Opera/Chromeif(e.wheelDelta==120){//向上滚动...