Here's how you can use the gallery views for photos on your Android Jelly Bean device. 1. Pinch photos to zoom out into filmstrip mode. 2. Swipe left or right to browse photos. 3. Slide up or down on a photo to delete it (you can undo your delete too).
For more, see the original article at the link below.
50 Android Jelly Bean tips, tricks and hints | Tech Radar