white diamond in c#.net

[rohitscripts]

could any one gimme coding ... to have out put like this-

**********
****--****
***----***
**------**
*--------*
**------**
***----***
****--****
**********
(note::here, i'm unable post this question with more spaces in between the *s. so,i have inserted - symbol instead of spaces)

please dont kid by sending code ..jus using response.write.

thank you