Public method - only for inherited class :

• static init() - Initialization of language class. This method must exist in inherited class and it must have body like this:

  public static function init() {
  	parent::getInstance(__CLASS__);
  }

Public methods:

• static controllerError(parameter1) - return error string from error code for controller errors. As a parameter is error code.
• static eventError(parameter1) - return error string from error code for events errors. As a parameter is error code.
• static otherError(parameter1) - return error string from error code for other errors. As a parameter is error code.