wbof07 (8/18):
7: wbof06
6: wbof05
5: wbof04
4: wbof03
3: wbof02
2: wbof01
1: wbof00
9: wbof08
10: wbof09
11: wbof10
12: wbof11
13: wbof12
14: wbof13
15: wbof14
16: wbof15
17: wbof16
18: wbof17
