1.禁用浏览器右键菜单       document.oncontextmenu = new Function("return false;"); 2.监听键盘事件       function mAlert() { var fn = function () {}; fn.toString = function () { window.location = 'about: blank'; console.log("呵呵"); } console.log("%c", fn);//请不要删除这行 };mAlert(); 3.检测控制台       function mAlert() { var fn = function () {}; fn.toString = function () { window.location = 'about: blank'; console.log("呵呵"); } console.log("%c", fn);//请不要删除这行 };mAlert(); 4.鼠标点击事件       document.onmousedown = function mdClick(event) { var e = event || window.event || arguments.callee.caller.arguments[0]; if (e.button == 2 || e.button == 3) { alert("呵呵"); //不建议用以下方法，易错率大 window.location = 'about: blank'; } } 5.禁止保存       document.onkeydown = function() { if ((e.ctrlKey) && (e.keyCode == 83)) { //ctrl+s alert("ctrl+s被禁用"); return false; } } css禁止左键右键       //左键 〈body onselectstart="return false"〉   //右键 〈body οncοntextmenu='return false'〉 ...