Passwords:

The passwords consist of rotating symbols that have the following 
appearance: 

A: A central sphere connected to six smaller orbiting spheres by 
   lines.
B: A central sphere connected to four smaller spheres by lines and a 
   circle.
C: A central sphere surrounded by two rings
D: A central sphere orbited by four unconnected smaller spheres 
E: Six spheres connected by lines forming a hexagon.


Level   Password  

1-1     A B C D  
1-2     A C D B  
2-1     C D A E  
2-2     A D E B  
3-1     A A D C  
3-2     D E A B  
4       C E D A