Two big things, check this page for speed results and try slimming down somethings:
Web Page Speed Report - WebSiteOptimization.com
The second:
[Invalid] Markup Validation of http://www.flitpics.com/ - W3C Markup Validator
Search engines and browsers alike really love properly coded pages (so do silly guys like me) and eliminating errors could also boost loading times (if the browser doesn't have to decide how to render your content it can help).