When using whidbey you might see a compatibility dialog.  This dialog can be remedied by installing the Visual Studio's Vista Patch:

http://go.microsoft.com/?linkid=6366078

For more information:

http://msdn2.microsoft.com/en-us/vstudio/aa948853.aspx

After installing the patch, you will then be able check the box in the right way to not see that compatibility dialog again. :-)