/**
* Returns an instnace of the SilkApplication singleton. Most
* people can generally use silk() instead of this, but they
* both do the same thing.
*
* @return SilkApplication The singleton SilkApplication instance
* @author Ted Kulp
**/
public static function get_instance()
{
if (self::$instance == NULL) {
self::$instance = new SilkApplication();
}
return self::$instance;
}
