游戏用鼠标左键点击方块，根据左方框里的示意图。前十七层的密码分别是: 1:'sidewalk',
2:'lamppost',
3:'statepen',
4:'parklane',
5:'msoffice',
6:'dwelling',
7:'glassbox',
8:'raadmaan',
9:'toyblocs',
10:'bladerun',
11:'pavement',
12:'sealevel',
13:'autoshop',
14:'highrise',
15:'omnicorp',
16:'surfshaq',
17:'seashell',
18:'fishtank',
19:'deadends'