Welcome to the forum, 'kaydubbayoo'!
If you could provide a DXDIAG file as described in Dafydd's instructions (especially part B), it may become easier for us to help you with your problem. - See
http://forum.cyberlink.com/forum/posts/list/7958.page .
Have you tried a removal and re-installation?
Have you changed anything in software or OS configuration after the 2 days of - normal? - working with PD?
Have you updated your video drivers (a very crucial point, and: don't rely on any Windows Upgrade Center's "the driver is up-to-date" - just look on the producer's homepage for the newest drivers. Windows will only provide you with a new driver info, when there is a new driver from Microsoft....)
Michael.