It's easier just to post the mods of the item like this.
Heavy gloves (magic)
req lvl 2
+1 to light radius.
But if you really want to post the pics then, go in game, push "print screen" on your keyboard, go to your Diablo 2 folder in program files and somewhere in there should be the screen shot. Go to a hosting website such as photobucket.com and upload the picture there. You then take the address of the pic and post it with
I recommend photobucket. Neither I nor any friends have ever had a picture disabled for too many people accessing it on photobucket, but I see it happen to almost every imageshack picture linked on a public forum.