var ans = new Array;
var done = new Array;
var score = 0;
//End

ans[1] = "b";
ans[2] = "d";
ans[3] = "c";
ans[4] = "b";
ans[5] = "a";
ans[6] = "a";
ans[7] = "True";
ans[8] = "False";
ans[9] = "False";
ans[10] ="True";

function Engine(question, answer) {

        if (answer != ans[question]) {
                if (!done[question]) {
                        done[question] = -1;
                        alert("Sorry!\n\nYour score is now: " + score);
                        }
                else {
                        alert("You've already answered that question.");
                        }
                }
        else {
                if (!done[question]) {
                        done[question] = -1;
                        score++;
                        alert("Right!\n\nYour score is now: " + score);
                        }
                else {          
                        alert("You've already answered that question.");
                        }
                }
}
                
function NextLevel () {
        if (score >= 7 && score <= 10) {
                alert("Congratulations on a job well done. You scored: " + score)
                                }
        else {
                alert("Not bad! Don't forget to click on the Answers link below, and visit the UN site to learn more. You scored: " + score)
                }
}

//-->