initial: implement return meds functionality
added simple navigation menu in welcome page
minor cosmetic updates
changes: introduced jquery UI dialog box;
 introduced play jsRouter;
 implemented initial return meds script;
-finished with transaction update for returned med sup.
-cleane up jquery scripts
-added toggable error message widget
S-01005: Return Med Sup>
-finished confirmation pop-up
-finished transaction med sup return flag update
-finished error message box for failed return
-merged conflicts with commits frm Bri and Sig