fixed the projects filter bug where professional users without any default selection don't see proper filtering highligting
facebook like button work in progress
profile tab javascript to highlight the current tab is working now
fixed the issue whereh the project detail ajax div shows up very briefly upon the loading of projects page
troubleshoot Facebook button issues
merging Brock's fix for FB javascript issue where FB is not defined, with steve's fix for the profile navigation highlight and the brief details popup