plit('.')[0]).substring(0, 49);
            domObj = Docsify.dom;
            main = domObj.getNode("#main");
            /**
             * render gittalk
             */
            Array.apply(null, document.querySelectorAll("div.gitalk-container")).forEach(function (ele) {
              ele.remove()
            });
            divEle = domObj.create("div");
            divEle.id = "gitalk-container-" + label;
            divEle.className = "gitalk-container";
            divEle.style = "width: " + main.