Thumbstacks.com - Live Presentation On Web

Thumbstacks.com, you can make presentations - like slideshows, or outlines - right in your web browser. When you're done, you can share your presentations with anyone, anywhere, just by sending them a link.

In your web browser, You can create your presentation, save it, modify it, update it, whatever - then click "publish" and you'll get a link you can use to share it with everyone. The best way to understand is to try it out!