Mike's Lounge reports that
Windows Live Messenger is now available for mobile browsers. It's a nice solution for those of you who don't have a MSN client on your mobile phone, as it only requires Internet access.
They've worked hard to make it pretty snappy, and in my intial testing, I have to say it looks pretty good. It's still in beta, but should be added to the mobile portal soon (
http://mobile.live.com/), but until then you can access it directly by pointing your mobile browser to
http://mobile.live.com/wlm/imsi.aspx