I Wish to pass parameter to Crystal Report. I have Access data base one table named student. I with to select range of data's from that table field named "rno"

i am using visual basic 6

I used following code to view crystal report
Set rs = New ADODB.Recordset
rs.Open "select * from STUDENT_M order by rno", cn, adOpenStatic, adLockPessimistic
Report.Database.SetDataSource rs
Screen.MousePointer = vbHourglass
CRViewer1.ReportSource = Report

Screen.MousePointer = vbDefault

I am new to crystal report. please guide me how to use parameter in crystal report.

a.Senthil kumar.