Right below the box on the Photobucket upload page where it says "Choose Files" there is a box with a drop down menu to change the size of your photo's, I use the 800x600 15" screen. Just click on that and it will resize your photo's.
Hope this helps.
Treasurer, Great Lakes BBQAssociation
Rubbed, Smoked, and Sauced Competition BBQ Team-
22 1/2" WSM, 2 18 1/2" WSM's, 22 1/2" Weber Kettle