please can anybody tell me how to get into my car?  
it's a 1998 525i.
i had to put a new battery on it the old one was dead been parked up for
about 18months started first  
time with new battery.locked the car later and now can't open
doors,managed to squeeze through TINY hole between the armrest in back
seat to open bonnet
thought dodgy new battery was flat,but car starts first time,the wipers
will not stop going the elec windows or sunroof will not open and neither
will the doors!!!!!!!!!!!!
CAN SOMEONE HELP ME BEFORE I LOSE MY PATIENCE AND TAKE A DISK CUTTER TO
THE DOORSKIN!!!!!!!!!!!!

P.S

any help gratefully appriciated...