Currently Being ModeratedApr 6, 2013 3:28 AM (in response to BonesJones)
What version of Keynote are you using?
First thing to try is to remove iWork completely. Use an application removal tool; Appcleaner is free and does the job of removing iWork.
Empty the trash.
Reinstall using the iWork installer disc or download file.
Repair permissions: Applications > Disk Utility > First Aid > Repair Permissions