The sh404sef and JoomSEF plugins support multiple categories now. See an example here .
This demo runs the free version of JoomSEF. Download it here .

Family

Charlie and the Chocolate Factory

Charlie and the Chocolate Factory

Finding Nemo

Finding Nemo

Ghosts of Girlfriends Past

Ghosts of Girlfriends Past

Madagascar: Escape 2 Africa

Madagascar: Escape 2 Africa

Monsters, Inc.

Monsters, Inc.

Paul Blart: Mall Cop

Paul Blart: Mall Cop

WALL·E

WALL·E

Where the Wild Things Are

Where the Wild Things Are