Resize the photo to around 300 pixels (either dimension) (or 150 to 300kb) and you'll have a good size for posting to forums. There's no point in posting a meg size image, you can't tell the difference anyway. If you're using LInux then Gimp or Pinta are both good photo editing programs - and FREE!!! Back in the "bad old days" of Windoz I used PhotoShop, but that's sorta on the pricey side, or was back then.
With Windoz you can:
Using Paint in Windows
- Make a copy of the image file. ...
- Open the image in Paint. ...
- Select the entire image. ...
- Click the "Resize" button. ...
- Use the "Resize" fields to change the size of the image. ...
- Click "OK" to see your resized image. ...
- Drag the canvas edges to match the resized image. ...
- Save your resized image.