Or you could try WMP11 as you probably have that already installed.
http://news.softpedia.com/news/PS3-a...ps-75291.shtml
I use it to stream to a laptop with a cracked screen downstairs plugged into my TV.
I've got a wireless keyboard with touchpad built in.
Means I can also watch iPlayer on the TV
At my gf's, she has her Xbox360 connected up to stream to.