[button_message_1_a] [button_message_1_b] [button_message_4_a] [button_message_4_b] [button_message_3_a] [button_message_3_b] [button_message_2_a] [button_message_2_b] [button_back_1] [button_back_2] [button_next_1] [button_next_2]
[install_message_1]
[install_message_4]
[install_message_3]
[install_message_2]