open close window the same time

Question

Hello..

 

I have this 2 aspx page(clockin.aspx & clockOut.aspx) that uses same masterpage (Attendance.master).

 

How to make

 

1) automatically close clockin.aspx 
2) automatically open clockout.aspx after a few second clockin.aspx close 

3) automatically close clockOut.aspx after a few second

 

Please someone kindly help.  TQ.