This is way cool. So as I'm preparing for this SharePoint Master training, I'm working through some site customization. I started playing with a hosted WSS 3.0 site to see what I could do without writing a single line of compiled code.
I hit a big roadblock when I wanted to use a picture library as a source for an animated slideshow. I can't upload custom webparts to the site because I don't have the rights to deploy solutions or features or to manipulate the web.config. So I figured ther