function &getInstance()
{
static $instance;
if (!isset($instance)) {
$instance = new Warp();
$path = dirname(__FILE__);
// add default helper
$instance->addHelper(new WarpHelperPath());
// set default paths
$instance->path->register($path, 'warp');
$instance->path->register($path . '/helpers', 'helpers');
$instance->path->register($path . '/libraries', 'lib');
$instance->path->register($path . '/css', 'css');
$instance->path->register($path . '/js', 'js');
$instance->path->register($path . '/layouts', 'layouts');
$instance->path->register($path . '/menus', 'menu');
$instance->path->register(dirname($path), 'template');
$instance->loadHelper(array('legacy', 'template', 'menu'));
}
return $instance;
}
