02-14-2008 09:24:23 PM
02-14-2008 09:48:48 PM
02-15-2008 06:40:22 AM
02-15-2008 06:00:48 PM
Second - if that doesn't clear it out, restore your iPhone -- sync up to iTunes and when done, use the restore link. That should clear out the problem by rewriting all the most recent software on your iPhone.
If that doesn't work, then it is time to contact Apple support for repair.