If you need to share you screen with multiple participants, maybe you would be interested in checking out Mikogo? It’s free, secure and very ease-to-use. We’ve included a great range of features for the user, such as switch presenter, remote keyboard/mouse control, whiteboard and more. Please drop by http://www.mikogo.com for more info or feel free to contact me if you have any questions. Thanks!

Hsiang-Yi Cheng
The Mikogo Team
Twitter: @Mikogo