JAVA HELP

var userChoice = prompt("Do you choose rock, paper or scissors?");
var computerChoice = Math.random();
if (computerChoice < 0.34) {
  computerChoice = "rock";
} else if(computerChoice <= 0.67) {
	computerChoice = "paper";
} else {
	computerChoice = "scissors";
}
var compare=function(choice1,choice2){
if (choice1===choice2) {
    return ("The result is a tie!");
}
else{
    if (choice1==="rock") {
        if (choice2==="scissors"){
            return ("rock wins");
        }
        else{
            return("scissors wins");
        }
        }
    if (choice1==="paper"){
        if(choice2==="rock"){
            return ("paper wins");
        }
        else{
            return("scissors wins");
        }
        if (choice1==="scissors") {
            if (choice2==="rock"){
            return ("rock wins");
        }
        else{
            return("scissors wins");
        }
    }
}
}
};