Is this what you were trying (below)?
To upload from the computer, go down to the reply box and click "Go Advanced". When it takes you to the new page, look under the reply box, under "Additional Options", and click the "manage attachments". When the window pops up, you can click on the "browse" buttons at the top to upload the pics.
You can also click "Go Advanced" and click the paper clip at the top of the reply box to get to the same pop up window.
Or you can post a link to where you have your photos stored, if you allow public access to them.