JS键盘事件监听

 

 window.onload=function(){
        var keyword = document.getElementById("keyword");
        keyword.onkeyup = function(event){ 
            var e = event || window.event || arguments.callee.caller.arguments[0]; 
            if(e && e.keyCode==13){ 
                setIsMohuTrue();
            }
        }
    }