Joomla custom param type for oauth connect

//for j2.5

$plugin  = JTable::getInstance('menu', 'JTable', array());
                $plugin->id = $extid;
                $plugin->load();


//how to get menu params
$pluginParams              = new JRegistry( $plugin->params );
                   //var_dump($pluginParams);
                   $consumerKey               = $pluginParams->get('consumerKey','');
                   $consumerSecret            = $pluginParams->get('consumerSecret','');


//for j1.5
 $extid                     = JRequest::getVar('cid',  0, '', 'array');
                $extid                     = (int)$extid[0];

$pluginParams              = new JParameter( $plugin->params );
                   //var_dump($pluginParams);
                   $consumerKey               = $pluginParams->get('consumerKey','');
                   $consumerSecret            = $pluginParams->get('consumerSecret','');



//to get access key code from db

$db         =& JFactory::getDbo();
        $query  = 'SELECT * FROM #__cbsocialappsoauthadmin '
        . 'WHERE ' . $db->nameQuote('app') . '=  "mysocialtimelinecom" AND ' . $db->nameQuote('extid') . '='.$menuid;

        $db->setQuery( $query );
        $result = $db->loadObject();

//how to get menuid or active menu id from front end.
//from front end view.html.php  j2.5
$app                = JFactory::getApplication();
        $this->params       = '';

        $menus              = $app->getMenu();
        $menu               = $menus->getActive();
        //var_dump($menu->id);
        $this->params       = $app->getParams(); //this is menu params


//how to get menuid or active menu id from front end.
//from front end view.html.php  j1.5
$app                = JFactory::getApplication();
        $menu               = $app->getMenu();
        $activemenu         = ($menu->getActive()) ? $menu->getActive() : $menu->getDefault();
        $mparams = '';
        if (is_object($activemenu)) {
            $mparams = new JParameter($activemenu->params); //this is menu params
        }

       //var_dump($activemenu );