(1) 阻止默认事件function(e){if(e && e.preventDefault){e.preventDefault();}else{ //IEwindow.event.returnValue = false;}}(2) 阻止冒泡事件function(e){if(e && e.stopPropagation){e.stopPropagation();}else{ //IEwindow.event.cancleBubble = true;}}