public static function getLink($driver)
 {
     global $lang;
     if (empty(self::$link)) {
         self::$link = mysql_connect($driver[DBHOST], $driver[DBUSER], $driver[DBPASSWORD]);
         if (!self::$link) {
             die($lang[DBCONNECTFAIL]);
         }
         if (!mysql_select_db($driver[DATABASE])) {
             die($lang[DBSELECTFAIL]);
         }
     }
     return self::$link;
 }