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?

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

please assist

regards

mandrekar salim