Scroll to the bottom of an element using Prototype and Scriptaculous wokrs under Firefox and Safari (not tested under ie)

gistfile1.js

/* Scroll to the bottom of an element using Prototype and Scriptaculous 
wokrs under Firefox and Safari (not tested under ie)
*/
function scrollToBottom(element)
  {
     var offset= window.innerHeight - $(element).getHeight() -10 ;
     Effect.ScrollTo(element, {offset:-offset})
  }