Untitled

<head>
<script>
function ----() {
var username = prompt("Please enter your username.");
if (username.toLowerCase() == "-----"){
    var password = prompt("Please enter your password.");
    if (password.toLowerCase() == "-----"){
   window.open('http://example.com',"_self")
}
else{
alert('Incorrect password. Please try again.')
}
}
else{
alert('Incorrect username. Please try again.')
}
}
</script>
</head>

<body>
<p><a onclick="----()" href="javascript:void(0);">------</a></p>
</body>