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public function loadAll()    {        $sql = "SELECT * 		FROM `help_category`";        $result = mysql_query($sql);        if (!$result)        {            echo "Could not successfully run query ($sql) from DB: " . mysql_error();            exit;        }        $helpCategories = array();        if (empty($result))        {            echo "No rows found";            // HelpCategories array remains empty        }        else        {            while ($row = mysql_fetch_assoc($result))            {                //construct a new HelpCategory                $helpCategory = new HelpCategory($row["help_category_id"], $row["name"]);                print_r($helpCategory);                // add new HelpCategory to arary                                $helpCategories[$i++]->$helpCategory;                print_r($helpCategories[$i]);            }        }        // release database resources        mysql_free_result($result);        // return retrieved HelpCategories        return $helpCategories;    }