
Plenty big enough for most screens. If your pics are already 1200 pixels wide or less and the file size is less than 1mb they are good to go. Open the "send reply" box on any thread and click "Upload attachment".

Then click "Choose file". Browse to the file on your computer and double-click it. Then click "Add the file". You can then add a comment about the file if you want, and if you want to, click "upload attachment" again to add another picture. When you are done, click "Submit".
If you have no idea how big your photos are, or the above doesn't work, read on...

