if(d) {
                                d = $(d);
                                if(!d.is("ul")) { d = $("<ul />").append(d); }
                                if(obj == -1 || !obj) { this.get_container().children("ul").empty().append(d.children()).find("li, a").filter(function () { return !this.firstChild || !this.firstChild.tagName || this.firstChild.tagName !== "INS"; }).prepend("<ins class='jstree-icon'>&#160;</ins>").end().filter("a").children("ins:first-child").not(".jstree-icon").addClass("jstree-icon"); }
                                else { obj.children("a.jstree-loading").removeClass("jstree-loading"); obj.append(d).children("ul").find("li, a").filter(function () { return !this.firstChild || !this.firstChild.tagName || this.firstChild.tagName !== "INS"; }).prepend("<ins class='jstree-icon'>&#160;</ins>").end().filter("a").children("ins:first-child").not(".jstree-icon").addClass("jstree-icon"); obj.removeData("jstree_is_loading"); }