| Sample: dhtmlxTree | Collapse/Expand nodes | dhtmlxTree main page |

| Expand all Collapse all Close selected item Open selected item Collapse selected branch Expand selected branch

    <div id="treeboxbox_tree" style="width:200;height:200"></div>
    <script>
                tree=new dhtmlXTreeObject("treeboxbox_tree","100%","100%",0);
                tree.setImagePath("../imgs/");
                tree.loadXML("tree.xml");

                ....
                //expand all
                tree.openAllItems(0);
                //open item
                tree.openItem(id);
                //close item
                tree.closeItem(id);
                //open branch
                tree.openAllItems(id);
                //close branch
                tree.closeAllItems(id);</script>