lifeup_score()
power_effect()

ball_count()
ball_speed()
ball_radius()
ball_color(880000)

bar_length()
bar_color(ff0000)
bar_overhang()

direction_up(1)
direction_down(0)
direction_left(1)
direction_right(1)

clear_rate()
front_line()

back_color()
back_image(back/back.png)

item_rate()

item_barlong()
item_barshort()
item_ballbig()
item_ballsmall()
item_speedup()
item_speeddown()
item_lifeup()
item_lifedown()
item_blockincrease()
item_blockdecrease()
item_scoreup()
item_scoredown()
item_blockhide()
item_gothrough()
item_keepin()
item_ballincrease()