This will help you install the Certificate. Let me know how you get on.
1)Log on as an Enterprise Administrator.
2)Open Control Panel, Add/
Remove Programs.
3)Click Add/Remove Windows Components
4)Click the Components Button
5)Click the box next to Certificate Services
6)Click Yes when reminded that you cannot change the computer name after the installation of Certificate Services.
7)Click Next
8)Select Enterprise Root CA
9)Click Advanced Options to note the cryptographic service providers and the settings to be used in generating key pairs. Accept the defaults and click Next
10)Enter Identifying Information, CA Name, Country/Region, and Valid for are required.
11)Click Next
12)In the Data Storage Location dialogue box, you can specify the location for databases and logs or accept the default. In this case, accept the default.
13)Click Next
14)If asked whether it is okay to stop IIS Services, Click OK.
15)Insert the Windows 2000 Server (or Advanced Server) CD-ROM when asked or point to another location for the installation files.
16)Click Finish
Cheers
Debbie