https://www.3news.cn/static/js/about.js

1function setAboutNav() {
2    var elem = document.getElementById("aboutNav"),
3        tit = document.getElementById("webTitle"),
4        items;
5    if ( !elem || !tit ) { return false };
6    items = elem.getElementsByTagName("li");
7    for ( var i=0,l=items.length; i<l; i++ ) {
8        items[i].className = "";
9        if ( items[i].getElementsByTagName("a")[0].innerHTML == tit.innerHTML ) {
10            items[i].className = "current";
11        };
12    };
13};
14
15setAboutNav();