program from codacademy.com

//game 2, rock, scissors, paper

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";
} console.log("Computer: " + computerChoice);

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 "paper wins";
    } else if (choice1 === "paper") {
        if (choice2 === "rock")
            return "paper wins";
        else
            return "scissors wins";
    } else { //choice1 === scissors
        if (choice2 === rock) {
            return wins + rock;
        } else {
            return wins + scissors;
        }
}
console.log( compare(userChoice, computerChoice) );