网页禁用F12,禁止审查元素,屏蔽复制,禁用鼠标右键。
禁用任何键盘敲击事件(防止F12和shift+ctrl+i调起开发者工具)。

window.onload = function () {
        //禁止F12
        $("*").keydown(function (e) {//判断按键
                e = window.event || e || e.which;
                if (e.keyCode == 123) {
                        e.keyCode = 0;
                        return false;
                }
        });
       
        //禁止审查元素
        $(document).bind("contextmenu",function(e){
                return false;
        });
};


//屏蔽复制
document.oncopy = function (event){
        if(window.event){
        event = window.event;
        }
        try{
                var the = event.srcElement;
                if(!((the.tagName == "INPUT" && the.type.toLowerCase() == "text") || the.tagName == "TEXTAREA")){
                        return false;
                }
                return true;
        }catch (e){
                return false;
        }
};

//屏蔽张贴
document.onpaste = function (event){
        if(window.event){
        event = window.event;
        }
        try{
                var the = event.srcElement;
                if (!((the.tagName == "INPUT" && the.type.toLowerCase() == "text") || the.tagName == "TEXTAREA")){
                        return false;
                }
                return true;
        }catch (e){
                return false;
        }
}
//禁用Ctrl + s
window.addEventListener('keydown', function (e) {
        if(e.keyCode == 83 && (navigator.platform.match('Mac') ? e.metaKey : e.ctrlKey)){
                e.preventDefault();
        }
});
//禁止右键
document.oncontextmenu = function(e) {alert('别看啦,宝宝好羞涩*^_^');return false;};

//禁止任何键盘敲击事件(防止F12和shift+ctrl+i调起开发者工具)
window.onkeydown = window.onkeyup = window.onkeypress = function () {
        window.event.returnValue = false;
        return false;
}