function rpsls (playerChoice) { function nameToNumber(name) { if (name === "rock") { return 0; } else if (name === "Spock") { return 1; } else if (name === "paper") { return 2; } else if (name === "lizard") { return 3; } else if (name === "scissors") { return 4; } } function numberToName(number) { if (number === 0) { return "rock"; } else if (number === 1) { return "Spock"; } else if (number === 2) { return "paper"; } else if (number === 3) { return "lizard"; } else if (number === 4) { return "scissors"; } } var playerNumber = nameToNumber(playerChoice) var computerNumber = Math.floor(Math.random() * 5) var computerChoice = numberToName(computerNumber); var playerMessage = "" + " You choose " + playerChoice + "."; var computerMessage = "" + " Computer chooses " + computerChoice + "."; var winner = (computerNumber - playerNumber) % 5; if (winner === 0) { var winningMessage = "You and Computer tie!"; } else if ((winner === 1) || (winner === 2) || (winner === -3) || (winner === -4)) { var winningMessage = "Computer wins!"; } else if ((winner === -1) || (winner === -2) || (winner === 3) || (winner === 4)) { var winningMessage = "You win!"; } var message = "