I'm somewhat 'puter literate but have never used OE. I try to stay away from Micro$oft software if possible. (H3ll, I'd run Linux but I have to play support for my wifes laptop and she has to run WinBLOWS
Anyhow, in a normal mail program you have a "compose" or "write" button that opens another window for you to compose your note. Somewhere on there, there should be an "attach" or "insert" button that you can use to add or attach pictures. Again, I've never used OE so I'm just guessin' here.
Welcome to the forum, btw. Join in! There are a multitude of discussions going on and there are a bunch of good folks here. This s probably the top "perk" of the Club, but only if you use it.