Edit image using your photo editing software
host the amended pic.
Edit your post and replace the filename with the new filename.
Profit!

(
Flowerpot No longer has the vapours thanks to DTH,
Tue 13 Jan 2009, 21:45,
archived)
Sorry
that's what I meant by "move the picture". I'm off for a lie-down now.
(
teeth yeah,
Tue 13 Jan 2009, 21:54,
archived)