In order to play SWF files, you need to download SA Flash Player. You can find this program on a website called Mega Upload. For FLV files you need to download the applian FLV player. You can find this program at a website called applian technologies at the address http://applian.com. Once you have downloaded and installed these programs, you will be able to do such things like watch videos you couldn't previously access and play games on your computer that, again, were not available before. It is extremely easy and simple to do, and you'll be able to play great videos and games in no time.