The reply you received on the other forum hit the nail right on the head, the only way you'll do this is with an ad-hoc network. Is your computer not wifi enabled? If not, you'll have to get a wifi dongle. When you have wifi capabilities, follow this to create a hotspot:
Turn Your Windows PC Into a Wireless Hotspot
What format are the videos in? The program of choice depends on the answer to this question.
Tom