timer messup

[gamemakea]

i have a timer so it goes to frame 2.I am making a game when people move acrros screen and they don't stop when they get to frame 2. heres my timer

this.stop();

var counter:Number = 120;

this.onEnterFrame = function(){

counter--;

if(counter<1){

this.gotoAndPlay(2);

delete this.onEnterFrame;

counter=120;

}

}