Previously mentioned goowy has been updated with new features. Well if you don't know yet what goowy is all about then here it is -
What is Goowy?

Manage your personal communications including advanced email, contacts, calendar, and integrated instant messaging (Just Released 2GB for free) all from one place anytime, anywhere.
Organize your digital content [...]

Looking like a model involves more than just pouting and strutting your stuff…Models have a confident mystique about them; even the most unconventionally beautiful models carry themselves with an aura that exudes style, grace, and health. Here's how to get in touch with your own inner model and who knows, maybe even get "discovered!"
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TeamSlide has just been launched has many of the features of the other services (WebEx, Placeware, GoToMeeting), is much easier to use (no plugins or other software for host or attendees) and is a fraction of the price. It does require a server side easy installation.
A normal use of WebEx, Placeware, GoToMeeting, [...]