Microsoft has created a cool and clay-based site to show their products theme and objective, etc,..
The products and sites are my-favourite Microsoft Expression 
, TechNet and MSDN net works…
http://www.microsoft.com/youshapeit/
Interestingly they have the option to create a wallpaper by our self with our name.. There u can create your own wall papers in different resolution. 
Here is my try from Nathan5.x,
1.This is the text I’ve given ,
Nathan5.x Test
2. Then the output is,
Output Wall-paper
3.I made some transparent play with the above image and I got the below one,
Some Mixing
This application developed in Silverlight…
Enjoy creating your Wall-papers..
