You hit a jackpot at a casino in 2009 you spent as much as you won which was 2500 you showed the jackpot on your taxes and the amount that you spent getting it is that jackpot part of your income that?

In the United States, documented gambling losses may be used to offset gambling winnings.

http://www.irs.gov/taxtopics/tc419.html

In your case, claim the jackpot as "Other Income" on Form 1040. Itemize your deductions and claim your documented gambling losses as "Other Miscellaneous Deduction" on Form 1040, Schedule A.