ScrollMagic – replaces Superscrollorama

The jQuery Plugin for magical scroll interactions.
check out the
EXAMPLES

ScrollMagic is a jQuery plugin which essentially lets you use the scrollbar like a progress bar.
It’s the plugin for you, if you want to …

… start an animation at a specific scroll position.
… synchronize an animation to the scrollbar movement.
… pin an element at a specific scroll position (sticky elements).
… pin an element for a limited amount of scroll progress (sticky elements).
… easily add a parallax effect to your website.
… create an inifinitely scrolling page (ajax load of additional content).
… call functions when the user hits certain scroll positions or react in any other way to the current scroll position.

ScrollMagic – The jQuery plugin for magical scroll interactions..