centrol locking

hallo all,

have a problem with centrol locking, alarm and lights going of on there own,now and again,somtimes lights only,and normally in the early hours,no one trying to break in.also happened a couple of times on  hols  when starting the car,alarm has went off,turning key off,and restarting was ok,this has only happened when using the car first time in the morning. Does the alarm want possibly reseting,if so ,how.

thanks for eny help,

chas