For some reason, IE could only count to 12 in this jsfiddle:
If you want to run IE6-8 on Ubuntu (or any other Linux distro that support VirtualBox), see this blog post: Use Internet Explorer 6, 7 and 8 in Ubuntu
The large group of people who want to get rid of IE6 just got another member: Microsoft. Good luck!
Note: Most of the information for this blog entry was copied from this blog (German only).
Debugging AJAX Applications (or RIA) has become much more simple with the Firefox extensions Web Developer Toolbar and the fantastic tool Firebug.
Now all I need is a way to get at the IE Dev Toolbar when the browser window has no menu …