Samsung Blackjack I Cell Phone?

The keys on my BJ I cell phone stick. They are difficult to push and snap and pop when they finally engage. The other day I carried it in my pocket and when I used it while it was still warm from my body temp, it worked perfectly. Is there anyway to clean the keypad? I know there are four screws under the... show more The keys on my BJ I cell phone stick. They are difficult to push and snap and pop when they finally engage. The other day I carried it in my pocket and when I used it while it was still warm from my body temp, it worked perfectly.

Is there anyway to clean the keypad? I know there are four screws under the battery cover. And I think at the top on the back that are covered by little pliable plugs, on each corner.

Any Suggestions?
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