jQuery 禁用右键，禁止F5刷新

//禁止右键$(function(){    $(document).bind("contextmenu",function(e){        return false;    });});//禁用F5键代码$(document).ready(function () {    $(document).bind("keydown", function (e) {        e = window.event || e;        if(e.keyCode==116) {            e.keyCode = 0;            return false;        }    });});