hey every body...im new to scuba diving, last week was the first time....i have done 5 dives sofar here in the carabean.ive really enjoyed it...theres just one thing that bothers me...its been one week sence my last dive and it feels like when i swollow or yawn, my ears pop or make cracking sounds...i thought it would go away but it hasnt yet....is this normal or has it happend to anyone else....does anyone have any sugestions?????