How do you change format of a video taken with VideoImpression?

I made a video with my PCLINE webcam using a program called VideoImpression2. I tried to upload it to YouTube but it took ages! Then when it had nearly finished it said there was an error! :@ Do i need to change the format? The format now is .AVIHow do you change format of a video taken with VideoImpression?maybe you can try to do it to a wmv file but the quality will be a little bader only use windows movie maker to make it to a wmv file
How do you change format of a video taken with VideoImpression?
try to download a video converter. and try to convert the format of the video. you can get one at http://www.bigasoft.com