drain it out of the tank, take off the rubber tube comming out off the bottom of the tank, or take the cap off the tank and turn it over , into a bucket, take out the spark plug and clean/dry it, or just pull the starting cord, with the engin off , to dry off the spark, refill the tank with petrol. and turn it on and try start it.it will start after a wile,
m, June 2012