public NodeControlInfo(NodeControl control, Rectangle bounds, TreeNodeAdv node)
		{
			_control=control;
			_bounds=bounds;
			_node=node;
		}
			public string GetToolTip(TreeNodeAdv node, NodeControl nodeControl)
			{
				return "Drag&Drop nodes to move them";
			}
		private void DisplayNodesTooltip(MouseEventArgs e)
		{
			if(ShowNodeToolTips)
			{
				TreeNodeAdvMouseEventArgs args=CreateMouseArgs(e);
				if(args.Node!=null&&args.Control!=null)
				{
					if(args.Node!=_hotNode||args.Control!=_hotControl)
						SetTooltip(GetNodeToolTip(args));
				}
				else
					_toolTip.SetToolTip(this, null);

				_hotControl=args.Control;
				_hotNode=args.Node;
			}
			else
				_toolTip.SetToolTip(this, null);
		}