ven node at tree
        @param {object} node [Tree node]
      */
      selectNode: function (node) {
        var el = this;

        // Deselect previous selected node
        if (el.selectedNode) {
          el.selectedNode.selected = false;
          vcomet.triggerCallback("onNodeUnselected", el, el.selectedNode);
        }
        if(el.markedNode){
          el.markedNode.marked = false;
        }
        // Select node
        el.selectedNode = node;
        node.selected = true;
        vcomet.trigg