Where on my router is my security key

[crazy for games]

Hello,i have a wireless router and a nintendo dsi and i m trying to set the intenet up on my dsi but it is asking for the security key for the access point but i dont know where the security key is

 

[Guest]

Wireless security setup screen. See literature which came with router or download the manual.

 

[Guest]

http://www.tomshardware.com/forum/26718-43-find-security-password-wireless-router