fear for crackers

i was in childhood i was affected by crackers when i hear sound of crackers i feel nervous,got huge heart beats,sweating and thoughts of making suicide during childhood. Now i was 20 years old now also i having fear of crackers when hear a cracker sound i was mentally disturbed,irritated and thought of running from that side.
When i was in my mothers womb, my mother was slept in our house upstairs unfortunately on that day in temple fuction burning crackers and celebrating.My mother got a sudden shock for vibraton of crackers.Many doctors told that it could be the reason.
Please any doctor tell corrrect solution for this fear of crackers.........

My mail id prashanthpetroche at gmail.com