When saving, enter the following:
 
##   ##  ZZZZ ZZZ ZZZZ ZZZ ##   ##   ##  ##  
###  ##   ZZ  Z    ZZ  Z   ### ###   ##  ##  
#### ##   ZZ Z     ZZ Z    #######   ##  ##  
## ####   ZZZZ     ZZZZ    ## # ##    ####   
##  ###   ZZ ZZ    ZZ ZZ   ##   ##     ##    
##   ##   ZZ  ZZ   ZZ  ZZ  ##   ##     ##    
##   ##  ZZZZ ZZZ ZZZZ ZZZ ##   ##    ####
Visit Preferences to set your user name

Summary of change:
Add document to category: