Page argument in menu
Send an argument to page from a menu item
<?php
$items['admin/content/node'] = array(
'title' => 'Content',
'description' => "View, edit, and delete your site's content.",
'page callback' => 'drupal_get_form',
'page arguments' => array('node_admin_content'),
'access arguments' => array('administer nodes'),
'file' => 'node.admin.inc',
);
?>