Thanks for the information. I came here after private conversation with Tomos about his the calculator screenshot which appearing in this post
. The calculator is Windows 7's Calculator which I can't use in XP.
Microsoft PowerToy Power Calculator for Windows XP looks more powerful and more complex than Win7 Calculator.Calculator 7 project at Codeplex to equal Win7 Calculator?
For casual daily use, perhaps I just use FC FARR plugin.