Here is the first step for you:

http://validator.w3.org/check?verbose=1&uri=http%3A%2F%2Faizen.usakochan.net%2F

Make sure it validates
...

it would be better to put them into a single UL, then just use classes to separate them as you need to, using margin-left

why are you separating them into TabsLeft and TabsLeft2 etc etc. it would be better to just make them all in one list.

flock is based on Firefox, just with more social media stuff.

I would try taking a look at flock.com

their browser is much more social media focused and may have a plugin for that kind of thing that you are looking for.

try this,
http://www.trap17.com/index.php/css-trick-hide-disabled-internet-explorer-vertical-scrollbar_t20688.html

it's almost always better to have one CSS file rather than having 2, whenever possible.

see reference: http://developer.yahoo.com/performance/rules.html#external

it will also help to minimize...

Why don't you just grab a free css template (http://www.google.com/search?hl=en&q=free+css+layouts&btnG=Google+Search) and then customize it? That will probably work better.

Your best bet is to make sure your HTML validates.

http://validator.w3.org/check?verbose=1&uri=http%3A%2F%2Fwww.findacourt.com%2Ftest%2F

that's the first step to having a good looking site. ...