Meebo, the most popular web based chat application launched Voice and Video based chatting on Meebo IM interface.
To avail Video and Voice chatting, open a chat window and click on rocket ship icon on the chat tool bar. The window expands and show different options to start Voice and Video chatting conversations.
Sandy, a Meebo blogger, says...
We're super excited to debut applications inside meebo! Just click on that shiny new rocket ship icon in any IM window and then select which app you want to launch with your buddy. The first type of application we're showcasing? Drumroll please... Voice and video chat :)
Via Meebo blog