2) ja mit $klasse.methode also zb $game_system.bgm_stop

3) zb so:
Code: 
Graphics.freeze
$game_temp.player_new_map_id = 1
$game_temp.player_new_x = 9
$game_temp.player_new_y = 10
$game_temp.player_new_direction = 0
$game_temp.transition_processing = true
$game_temp.transition_name = ""
$game_temp.player_transferring = true