can some one please help me just getting some s/h locks off the net came today had a look at them and the key has the top missing tried to pull the top out of my old key but it does not come out do i need something in the top of my key for my immobiliser help please

This might sound daft but What do you mean by s/h locks, do you mean wheel locking nuts ?, or ignition & door barrels.

this should help you this key off my 05 focus. your key should be similar