var time;
var normar_title=document.title;
document.addEventListener('visibilitychange', function () {
    if (document.visibilityState == 'hidden') {
         clearTimeout(time);        
         document.title = '客官请留步ε=ε=ε=┏(゜ロ゜;)┛';
    } else {
        document.title = '你终于回来了(。・∀・)ノ';
        time=setTimeout(function(){ document.title = normar_title; }, 3000);

}
});
$(document).ready(function(){    
  $("#navList").append('<li><a id="blog_nav_myyoulian" class="menu" href="https://www.cnblogs.com/zouwangblog/p/11177049.html">友链</a></li><li><a id="blog_nav_myguanyu" class="menu" href="https://www.cnblogs.com/zouwangblog/p/11157339.html">关于</a></li>')  
});
<link rel="stylesheet" href="https://blog-static.cnblogs.com/files/zouwangblog/nprogress.css">
<script src="https://blog-static.cnblogs.com/files/zouwangblog/nprogress.js"></script>
<script>
 $(document).ready(function(){
NProgress.start();
NProgress.done();
});
</script>
<script src="https://blog-static.cnblogs.com/files/zouwangblog/mouse-click.js"></script>
<canvas width="1777" height="841" style="position: fixed; left: 0px; top: 0px; z-index: 2147483647; pointer-events: none;"></canvas>
<script type="text/javascript">
 $(document).ready(function(){  	
// 控制台输出信息
(function(a){
    if (!a) return;
    var msg = "%c欢迎访问iwerewolf的博客,望各位大佬多加指点.\n ";
    if (window.chrome) {
        a.log("%c ", "padding:50px;background:url('https://img2018.cnblogs.com/blog/1646268/201907/1646268-20190715094436742-266052290.jpg')no-repeat;background-size: contain;");
        a.log(msg, "color:#0080FF");
    } else {
        a.log(msg.replace(/%c/g,''));
    }
})(top.console);
});
</script>