try this :
CREATE VIEW dbo.Web30repAllWorkstations
AS
SELECT dbo.tblComputers.Computername, dbo.tblComputers.Domain, dbo.tblComputersystem.Domainrole, dbo.tblComputersystem.Lastchanged
FROM dbo.tblComputersystem INNER JOIN
dbo.tblComputers ON dbo.tblComputersystem.Computername = dbo.tblComputers.Computername
WHERE (dbo.tblComputersystem.Domainrole < '2')
GO