<?php
/**
 * Functions related to WordPress system.
 *
 * @version		$Rev: 478 $
 * @author		Jordi Canals
 * @copyright   Copyright (C) 2008, 2009, 2010 Jordi Canals
 * @license		GNU General Public License version 2
 * @link		http://alkivia.org
 * @package		Alkivia
 * @subpackage	Framework
 *

	Copyright 2008, 2009, 2010 Jordi Canals <devel@jcanals.cat>

	This program is free software; you can redistribute it and/or
	modify it under the terms of the GNU General Public License
	version 2 as published by the Free Software Foundation.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

/**
 * Checks is we are running on WordPress MU
 * @return boolean
 */
function ak_is_mu()
{
    return ( defined('VHOST') ) ? true : false;
}