HELLO EVERYONE,CAN ANYONE ASSIST ME,I OWN A SONY VAIO VGN-FW31M LAPTOP,TO WHICH I BOUGHT THE SONY BLURTOOTH MOUSE,WITH 5 BUTTONS ON IT,THE PROBLEM IS THAT THE BACK AND FORWARD BUTTONS DO NOT WORK,WHY IS THIS,EVERYTHING WORKS FINE,BUT PAGES JUST WON`T GO BACK FOR ME,ANY ADVICE GRATELY APPRECIATED,I`M NEW SO BE PATIENT,MANY THANKS.