Sliding Background Image Menu
with jQuery
Sequential alternating up/down
Item 1
Subitem
Subitem
Subitem
Item 2
Subitem
Subitem
Subitem
Item 3
Subitem
Subitem
Subitem
More examples:
Show/hide
Fade
Sequential fade
Side slide
Side slide (bounce)
Sequential slide
Up/down
Sequential up/down
Alternating up/down
Alternating up/down (2)
Seq. alt. up/down