Updated: 2005.08.18
Added links to WFP info and tools
When you click the "Send a Link..." menu item in Internet Explorer 6, Outlook Express 6 attaches a .URL file, but doesn't insert a plain-text version of the link in your email message.
I don't know who thought that this was a good thing, but it is annoying.
Here's some info on how you might be able to fix it. (I had used these techniques on a pre-SP1 XP Pro installation, but there have been some changes since then, so please check the updates below.)