function startHandler($parser, $element, $attribs)
    {
        $this->_depth++;
        $this->_dataStack[$this->_depth] = null;

        $val = array(
            'name'         => $element,
            'value'        => null,
            'type'         => 'string',
            'childrenKeys' => array(),
            'aggregKeys'   => array()
       );

        if (count($attribs) > 0) {
            $val['children'] = array();
            $val['type'] = 'array';
            $val['children']['attribs'] = $attribs;
        }

        array_push($this->_valStack, $val);
    }