Scared of flights .......... plz help !!?

hi, I have this strange problem that i am scared of travelling by air. I have taken only 10 flights till now and every time i just keep my finger cross and praying all the time. but i don't think i can do without air travel. i see people taking flights every 2-3 days they are so cool and have no fear. i avoid flights most of the time. guys plz help me and give me some tips to get rid this fear.