How to run ruby from anywhere ?

I use windows platform.I've alredy extrated ruby on c:\ drive.But when
i need to use ruby command I must run from c:\ruby\bin every time.
Anyway to run ruby from anywhere?

                                                      Thanks

Tanawat Limungkura wrote:

I use windows platform.I've alredy extrated ruby on c:\ drive.But when
i need to use ruby command I must run from c:\ruby\bin every time.
Anyway to run ruby from anywhere?

                                                      Thanks

Trying to add your ruby path(c:\ruby\bin) into Environment variable
path....

On windows there is a optin while installing ruby. some thing like path add Check that while install and run ruby from everywhere