2000 Suzuki Esteem

Electrical problem
2000 Suzuki Esteem 6 cyl All Wheel Drive Automatic 1500 miles

my problem is, when I pluged my phone charger in the cigerete lighter it blu out the cig. Lighter & the radio, my Husband looked at the fuse box under the hood & could not find any bllown fuses, I had another Man that works at a car dealership look at it, He said that there is another fuse box somewhere but we can not find it anywhere in the car, could u please tell me where it might be & how to fix this problem, our owners manual is missing the pages that tell us were it is & it is a used car, thank you in Advance for your help in this matter.
July 29, 2010.

It's fuse number 20.

Jul 30, 2010.