The Fun Extras - Set Five
83. Resizing (& batch) in 6 programs (link to comment 1) (link to comment 2)
Resizing photos for online galleries in Photoshop Elements, Photoshop, Batch processing in Bridge and Photoshop, Windows Live Photo Gallery, Picasa, and FastStone Image Viewer.
The below video is on resizing and renaming in Windows Live Photo Gallery