check this TUTORIAL
for the setting of time
go to data folder and open mucastledata
Code:
//----------------------------------------------------------------------//
// Castle Settings //
//----------------------------------------------------------------------//
1
1 0 0 0 // Register Period
2 1 23 59 // Idle
3 2 0 0 // Register Mark Of The Lord
4 5 0 0 // Idle
5 5 12 0 // Castle Attack Guild Notification
6 5 19 0 // Ready For Castle Siege
7 6 20 0 // Castle Siege Start <<<<<<edit this for start time 20:00 is 8pm
8 6 23 0 // Castle Siege End <<< end time is set to 11pm
9 7 0 0 // End of Cycle
end