For some reason the Silverlight team didn’t address multiple instances of Silverlight content on a page–such as on a blog. Not sure why.
Here are some tips to address this need. I haven’t tried it with Silverlight 1.0, but I’ll give it a go probably after the end of this week.
This is the exact issue I ran into with the Silverlight version of InkPlayer. I’m thinking I went too far trying to make Javascript names unique. We’ll see.