event handlein service order

Hi,

Iam struggling with a issue.

When i save the service order it has a green log with message is displayed.I did find this message in T100,

ARBGB:crm_warranty_mgnt.

Msg no:000.

when i click on this message, pop window with warranty details.upto this good.

I need the event handler(methodor function module)which is poping the window when i click on this message.

It is help to me in pcui event development.please help me

Thanks