Improve Javascipt-based displays

We need to improve some client-side parts of our web personal income tax preparation app : [login to view URL] 1) Modify the speed of rotating slides on the homepage. The sample site is available. 2) Create 02 custom destination URLs to run Google Adwords 3) Fix bugs and improve display of a table used Flexigrid. You don't need to care about data, just display. Bugs - If we hire some columns then column headers and data is not aligned correctly Improvement - Group columns and rows - Add Paging, Search - Save all user preferences to cookies (Please be noted that Vietnamese is an advantage !)