electrical problem

[bigboto_boy]

so today my friend tried installing my deck for me and he forgot to unplug the batt we connected everything and it worked for a good 30 sec but when i moved the deck it turned off and i tried reconnecting it the light just flickers on n off .... after that incident things started to go wrong like my clock my blet retractor and what not


my clock resets back to 1pm when i turn on the car it sometimes resets while im driving to

and my selt belts wont retract unless my keys are in the the ingnition on acc when i open or close my door it usully retarcts when i pull my keys off and open my door

what can be my problem