Thanks.

How do you post pics for items in diablo 2 or 3 when you are trying to trade them.

Check this guide
http://forums.d2jsp.org/info.php?p=41

If you would like to take a series of pictures and make a compiled post of items for trade, you can use this guide as well
http://forums.d2jsp.org/topic.php?t=26679980

That should provide you with enough information to get it to work now, hopefully. If you need any further help, please feel free to let me know and I'll explain it more if needed.