With MashMe you can video chat in your browser with up to 10 of your friends. The room changes in order to fit incoming users at anytime. You can have as many rooms as you want and invite people to them by sharing a link to that page.
In MashMeTV you can completely change the room using some free themes or using some premium themes.
On some other websites for video chatting you just watch videos on your own by following a link ;edit a document by opening an attachment then reposting it with a different name;send a presentation using attachments ;post links to websites for people to see. On MashMe tv you can enjoy youtube synchronized with your friends ;edit documents using google docs integration in the software; Use slideshare integration to show others your ideas;Browse the internet as a group in real-time.
As there is always is on such good software, a catch. With free cover you can use mobile apps, have up to 5 participants and have only 2.5 GB of space.
BTW. 80th Post!