CSS Modification

Very Easy Job for the Expert- Consider this link - [login to view URL] The left panel which contains Adsense and list of tutorials links appears "in code" before the main content on the right which says "This tutorial introduces software testing to the audience and justifies its importance" and so on ** What I Want --** Use some **content wrapper and some negative margins** such that while "visually" everything appears as before BUT "In code" the main content appears Before the right panel. This is required for Search Engine Optimization.. Anything you do must not affect the remainder of my site Can provide you access to my "test" site is needed the site is based on **joomla** **You will provide me** - 1. Exact changes in CSS that I suppose to make to complete the software requirement 2. Your solution must not affect exiting working os the site