Joomla Site - change slider image & center content by elliottbenzle2

I have two changes I need done to a Joomla site. The site is: http://cmr.osu.edu/ Change 1 Make alignment of the header,main body and footer all equally centralized. Change 2 Change the first image... (Budget: $30-$250 USD, Jobs: Flash, Javascript, Joomla, PHP, Website Design)
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