JavaScript alert box

I was working on what seemed to be a simple alert/prompt box that asks a question and if the users answer in wrong it would say try again, but my script seems messed up. If anyone can help that would be great!!

Cheers

<script type=“text/javascript” language=“javascript1.5”>
<!-- HIDE FROM OLDER BROWSER

var yourAns = prompt(“Who Developed JavaScript?”, “Enter Answer Here”);
var ans = “Netscape”;
var ans2 = “netscape”;
if (yourAns == ans || yourAns == ans2 ){
alert(“Your Right!!”);
}
else {
alert(“Try Again”);
}

// -->
</script>