<!-- Begin
var ans = new Array;
var done = new Array;
var score = 0;
ans[1] = "a";
ans[2] = "c";
ans[3] = "c";
ans[4] = "d";
ans[5] = "b";
ans[6] = "a";
ans[7] = "d";
ans[8] = "b";
ans[9] = "a";
ans[10] = "c";
ans[11] = "b";
ans[12] = "a";

function Engine(question, answer) {
if (answer != ans[question]) {
if (!done[question]) {
done[question] = -1;
alert("Oh dear! Your score stays at " + score+" points.");
}
else {
alert("You have already answered this one.");
   }
}
else {
if (!done[question]) {
done[question] = -1;
score++;
alert("Yes! Your score is now " + score+" points.");
}
else {		
alert("You have already answered this one.");
      }
   }
}
	
function NextLevel () {
if (score > 12) {
alert("You cheated.");
}
if (score >= 10 && score <= 12) {
self.location="congrats1b.htm"

}
else {
alert("You cannot advance unless you score at least "+10+" points.")
   }
}
// End -->