Or, are there any other IDEs for windows machines??
> Thanks in advance...
> Sunil
> 
You'll find a list of editors that support Ruby at:

http://www.rubycentral.com/faq/rubyfaq-1.html#ss1.10

There may be others, but at least Jedit ( assuming you have a JVM on your
machine ) and 
TextPad run on Windows.

Hope that helps.

Barry