Typecho自定义右键菜单美化和禁用F12

    a {text-decoration: none;}
    div.usercm{background-repeat:no-repeat;background-position:center center;background-size:cover;background-color:#fff;font-size:13px!important;width:130px;-moz-box-shadow:1px 1px 3px rgba
(0,0,0,.3);box-shadow:0px 0px 15px #333;position:absolute;display:none;z-index:10000;opacity:0.9; border-radius: 8px;}
    div.usercm ul{list-style-type:none;list-style-position:outside;margin:0px;padding:0px;display:block}
    div.usercm ul li{margin:0px;padding:0px;line-height:35px;}
    div.usercm ul li a{color:#666;padding:0 15px;display:block}
    div.usercm ul li a:hover{color:#fff;background:rgba(170,222,18,0.88)}
    div.usercm ul li a i{margin-right:10px}
    a.disabled{color:#c8c8c8!important;cursor:not-allowed}
    a.disabled:hover{background-color:rgba(255,11,11,0)!important}
    div.usercm{background:#fff !important;}
    

    
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    (function(a) {
        a.extend({
            mouseMoveShow: function(b) {
                var d = 0,
                    c = 0,
                    h = 0,
                    k = 0,
                    e = 0,
                    f = 0;
                a(window).mousemove(function(g) {
                    d = a(window).width();
                    c = a(window).height();
                    h = g.clientX;
                    k = g.clientY;
                    e = g.pageX;
                    f = g.pageY;
                    h + a(b).width() >= d && (e = e - a(b).width() - 5);
                    k + a(b).height() >= c && (f = f - a(b).height() - 5);
                    a("html").on({
                        contextmenu: function(c) {
                            3 == c.which && a(b).css({
                                left: e,
                                top: f
                            }).show()
                        },
                        click: function() {
                            a(b).hide()
                        }
                    })
                })
            },
            disabledContextMenu: function() {
                window.oncontextmenu = function() {
                    return !1
                }
            }
        })
    })(jQuery);
   
    function getSelect() {
        "" == (window.getSelection ? window.getSelection() : document.selection.createRange().text) ? layer.msg("啊噢...你没还没选择文字呢！") : document.execCommand("Copy")
    }
    function baiduSearch() {
        var a = window.getSelection ? window.getSelection() : document.selection.createRange().text;
        "" == a ? layer.msg("啊噢...你没还没选择文字呢！") : window.open("https://www.baidu.com/s?wd=" + a)
    }
    $(function() {
        for (var a = navigator.userAgent, b = "Android;iPhone;SymbianOS;Windows Phone;iPad;iPod".split(";"), d = !0, c = 0; c < b.length; c++) if (0 < a.indexOf(b[c])) {
            d = !1;
            break
        }
        d && ($.mouseMoveShow(".usercm"), $.disabledContextMenu())
    });

/*禁用F12*/ 
document.onkeydown = function(){
    if(window.event && window.event.keyCode == 123) {
        layer.msg("F12被禁用了哦~");
        event.keyCode=0;
        event.returnValue=false;
    }
}

function fuckyou(){
window.close(); //关闭当前窗口(防抽)
window.location="about:blank"; //将当前窗口跳转置空白页
}

function click(e) {
if (document.all) {
if (event.button==2||event.button==3) { 
alert("禁止拿代码");
oncontextmenu='return false';
}
}
if (document.layers) {
if (e.which == 3) {
oncontextmenu='return false';
}
}
}
if (document.layers) {
fuckyou();
document.captureEvents(Event.MOUSEDOWN);
}
document.onmousedown=click;
document.oncontextmenu = new Function("return false;")
document.onkeydown =document.onkeyup = document.onkeypress=function(){ 
if(window.event.keyCode == 123) { 
fuckyou();
window.event.returnValue=false;
return(false); 
} 
}