Prompt

<!DOCTYPE html>
<html lang="en">
<head>
<title></title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<style></style>
</head>
<body>


<script>
i=0;
 Array = ["India","china","japan","America","australia"];
 Country = prompt("Enter your country name ( LowerCase )");

x = setInterval(Check,0);
function Check(){
Array = Array.map(function(x){ return x.toLowerCase(); })
if(Country=='' ){
location.reload();
}else if(Array[i]==Country){
alert("Your country is listed");
clearInterval(x);
}else{
i++;
if(i==Array.length){
alert("Your country is not listed");
}
}
}


</script>
</body>
</html>