Connecting sqlserver 2000 to netbeans

Hi. I am learning Ruby on rails and i’m using Netbeans for
editor.Ruby 1.9.2 and rails 3.0.5 is installed. when i create i
project i would like to use sqlserver adapter. How can i install
sqlserver adapter in Netbeans so i can select it from the "Specify
Database Information Directly " field?

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*i want the process of connecting a sqlserver 2000 to netbeans IDE. and
hwo
to configure database.yml file *
please assist
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regards
mandrekar salim