Ouch. Template Monster alert. Your site has ended up with a huge amount of redundant code. Visitors' browsers are being sent with multiple DIVs containing only line break tags and spacer gifs and the CSS is really bloated. I tell you this just to warn that there may be problems ahead and if you can trim the unnecessary stuff, they'll be easier to resolve.
Happily this particular problem has a straightforward solution. Just find the height setting for your #logoWrapper in your stylesheet and change that line to(Later note: I see that while my jaw was dropping over the poor, poor markup in a commercial template, dbltoe had his knife out to deal with the problem. If you can find the code generating all that $*~@, then go ahead and cut it out)display:none



