01-21-2011, 03:40 PM
Try right-clicking an image, choosing Properties, clicking the "Open With" tab, and choosing GIMP as the application.
I'm currently running the GNOME version of Linux Mint, so things may vary between it, the KDE desktop, the XFCE desktop, and so on.
I'm currently running the GNOME version of Linux Mint, so things may vary between it, the KDE desktop, the XFCE desktop, and so on.