Add evalaute create_box_image_sheet
add module create_box_image_sheet
add module create_box_image_sheet
Set box imagesheet to global variable 'box_image_sheet'
Add box_sprite_config
Add module generate_box
Evalaute generate_box in game_scene:enterScene
Add module create box sprite
Set box sequence, type and return
Evalaute insert to viewgroup in module generate_box
Evaluate set_box_position in module generate_box
Add module set_box_position
Add module set_box_position
Evaluate y position of box
Evalaute insert_to_box_queue in module generate_box
Add box_queue
Add module move_box