Syntax error: There is a problem with my syntax but I am lost in finding it


#1

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 if(choice1 === "scissors"){
if(choice2 === "rock"){
return"rock wins";
}
else(choice2 === "paper"){
return"scissors";
}
}
}
}


#2
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 if(choice1 === "scissors"){
 if(choice2 === "rock"){
 return"rock wins";
 }
 else{//}(choice2 === "paper"){
 return"scissors wins";
 }
}
}
//}