function view_tree()
    {
        $tree = $this->display_children(0, 0);
        echo '<pre>'; print_r($tree); echo '<pre>';

    }
    function display_children($parentID, $level)
    {
        $tree[]='heelllooo';
        // get tasks at this level..
        $task = new Task();
        $task->include_related('tasktype', array('id', 'title', 'controller', 'colour'), TRUE, TRUE);
        $task->include_related('flag', array('id', 'title', 'iconFile', 'colour'), TRUE, TRUE);
        $task->where('parentTaskID', $parentID);
        $task->get();
        //$task is a object
        if($task->count() > 0)
        {
            //echo 'im in';
            foreach ($task as $aTask)
            {
               // indent and display the title of this child
                $tree[$aTask->id] = array(
                                        'id'        =>  $aTask->id,
                                        'title'     =>  $aTask->title,
                                        'object'    =>  $aTask
                                        );

               // call this function again to display this
               // child's children
               $this->display_children($aTask->id, $level+1);
           }
        }


    }