OJAX provides - a meta-search service with a highly dynamic AJAX based user interface. - an OAI-PMH harvester to harvest multiple repositories to a single Lucene index - an easy to use, highly discoverable user interface to searching that index.
Automatically expand entry under the mouse, show all details
Auto-completion of author names.
Initial search screen. Simple and compact !
Dynamically re-sort search results - on the server