.. because no one likes looking at 2400x1600 pictures from a nice digital camera on an 800x600 screen!
5-Step MS Paint Resizing Procedure:1. Find a file

2. Right Click > Open With > Paint

3. In MS Paint: Image > Stretch/Skew (or CTRL-W as a keyboard shortcut)

4. Stretch the image down to a reasonable size. Enter 50% for both values to start off, and see how it looks.

5. What was once a huge image is now slightly less huge! Use File > Save As to save, so you don't overwrite the original large file, then upload it and post it!
PowerToys Image ResizerA better solution, if you are running Windows XP, is downloading Image Resizer as a part of Powertoys.. it is available here: