function submitAnswers() {

var total = 5;

var score = 0;

//Get User Input

var q1 = document.forms["quiz-form"]["q1"].value;

var q2 = document.forms["quiz-form"]["q2"].value;

var q3 = document.forms["quiz-form"]["q3"].value;

var q4 = document.forms["quiz-form"]["q4"].value;

var q5 = document.forms["quiz-form"]["q5"].value;

//Validation

for (var i = 1; i <= total; i++) {

if (eval("q"+i) == null || eval("q"+i) == "") {

alert("You missed question " + i);

return false;

}

}

//Set Correct Answers

var answers = ["b", "a", "d", "b", "d"];

//Check Answers

for (var i = 1; i <= total; i++) {

if (eval("q"+i) == answers[i - 1]) {

score++;

}

}

//Display Results

var results = document.getElementById("results");

results.innerHTML = "<h3>You scored <span>" + score + "</span> out of <span>" + total + "</span>.</h3>"

alert("You scored " + score + " out of " + total + ".");

if(score < 4) {

alert("You might want to brush up on your JS fundamentals.");

}

return false;

}