Rember to turn on the console in the game options! Bring the console
window up (press \"~\" )and type: 

Code                  Result
---------------------------------------------------
god                 - God Mode 
wuss                - All Weapons 
noclip              - No Clipping Mode 
health #            - Set Health to # (100=Full) 
notarget            - Invisibility 
cg_cameradist -45   - First Person View 
cg_cameradist 128   - Normal View 
give all            - All Weapons and Ammo 
give [itemname]     - Give Item [itemname] 
map [mapname]       - Jump to Map [mapname] 
fps 0/1             - Display Frame Rate Toggle (0 = off, 1 = on)
sv_gravity [number] - Set gravity; 800 is default