I mounted a small fan on my shell but not entirely sure where to connect up the wires, i tried it to the motor and it works but it would be to much hassle to have to desolder it eachtime i swap motors so any ideas? I have 6 cell deans could it be soldered to them?

http://i174.photobucket.com/albums/w83/DellaMorte_X/16052007066.jpg
http://i174.photobucket.com/albums/w83/DellaMorte_X/16052007065.jpg
http://i174.photobucket.com/albums/w83/DellaMorte_X/16052007064.jpg