transliterate in c sharp

When your hitting this url from your application it will return you the output in JSON format. You can process the JSON output and you can get the data.

Sample :
http://www.google.com/transliterate/indic?tlqt=1&langpair=en|hi&text=amitabachan,blog&&tl_app=1

For javascript API reference

http://code.google.com/apis/language/transliterate/v1/reference.html

Hope this helps you.

Murali not getting anything there i mean to say how to use that
Did not found any dll
please elaborate i also want to use this

You can use Google transliterate  API's to do this.

http://www.abdulqabiz.com/blog/archives/2007/08/29/google-indic-transliteration-cool-application/
http://www.techdreams.org/google/trick-to-use-google-indic-transliteration-service-in-c-java-php-and-other-programming-languages/1134-20090122