This page calls the widget multiple times using different feeds and different options specified for each feed. You can view source to see exactly how it was created in case the explanations aren't enough.
Widget Options: Thumb Size = 75 | Image Spacing = 20 | Border Size = 10 | Border Color = navy
iFrame Options: *style="width: 600px; height: 215px; overflow: hidden;"
Widget Options: Number of Pictures = 6 | Thumb Size = 35 | Image Spacing = 10
iFrame Options: None
Widget Options: Thumb Size = 50 | Square Thumbs = false
iFrame Options: None
Widget Options: Number of Pictures = 15 | Thumb Size = 35 | Image Spacing = 2
iFrame Options:
Widget Options: Number of Pictures = 9 | Thumb Size = 50 | Image Spacing = 5
iFrame Options: *style="width: 165px; height: 165px;"