How to build a simple remote control? (i need reference....)

Hi all,
I m trying to build a simple remote control which is want send the signal to ON and OFF something. U all can give me any web / source as a refenrence?
Thx.

go on aaroncake in google and find on thay

Hi palosian,

i cant find at aaroncake. May u gv me some reference web which got the remote control circuit? Actually i have search alot of it at yahoo but cant find it.

Thx