There are very good news!! IIS 7.0 labs are available online:
You just have to register to respective lab and you'll have immediate access to this session for a period of 90 mins (per session). Once the times gets over you can re-register to create a new session. The guides for the labs can be downloaded for offline access.
The following labs are available online as well:
TechNet Virtual Lab: Installation and the New Modular Architecture
TechNet Virtual Lab: Installing ASP, ASP.NET and PHP/FastCGI Applications on IIS 7
TechNet Virtual Lab: Using the new IIS 7 Configuration System featuring Delegated and Remote Administration
This is a very good opportunity to experiment some of the new features that IIS 7.0 (Windows 2008) has to offer to hosters and all of you working with web technologies (i.e. ASP, ASP .NET, PHP, etc.). Keep monitoring the web site for new releases.