I don't know about the
I don't know about the padding. However, the mess in the right hand sidebar in iE6 is due to #rightnav's contents being wider than the 267px width you have specified. Other browsers will overflow, IE will expand the element, pushing the float further in from the right hand edge and forcing it below the left floated main content column - since there is no longer space for both side by side within the main container.
I didn't see this thread and
I didn't see this thread and answered this question in your other thread
add font-size: 0; to #ibOverlay to eliminate the space at the bottom.
In addition to what Chris states, you need to add display: inline to #content to fix IE's double margin float bug.
I was able to get it
I was able to get it fixed...it had something to do with the CSS for lightbox. Thanks for the replys.