11. A computer-readable storage medium storing a computer program executable by a first computer for sharing a document between the first computer and one or more additional attendee computers, the computer program comprising computer instructions for: creating a document with one or more embedded custom objects at the first computer, wherein the embedded custom object include a video object; converting the document to a rich multi-media format; downloading the document onto the one or more additional attendee computers before a collaborative session; and remotely controlling rendering of the locally downloaded document at each of the attendee computers from the first computer during the collaborative session such that playback of the video object embedded in the locally downloaded document at each of the attendee computers is remotely controlled by the first computer to be in synch with the first computer.
11. A computer-readable storage medium storing a computer program executable by a first computer for sharing a document between the first computer and one or more additional attendee computers, the computer program comprising computer instructions for: creating a document with one or more embedded custom objects at the first computer, wherein the embedded custom object include a video object; converting the document to a rich multi-media format; downloading the document onto the one or more additional attendee computers before a collaborative session; and remotely controlling rendering of the locally downloaded document at each of the attendee computers from the first computer during the collaborative session such that playback of the video object embedded in the locally downloaded document at each of the attendee computers is remotely controlled by the first computer to be in synch with the first computer. 13. The computer-readable storage medium of claim 11 , wherein the computer program further comprises computer instructions for: accessing a streaming server computer for data required to render the document.