function showBan(hasBan) {
var baninfo;
if (hasBan) {
baninfo = '<a href="https://karachan.org/banned.php"><div style="position: fixed; z-index:1000; top: 5px; right: 100px; background: red; color: black; padding: 5px;">Masz bana ty śmieciu</div></a>';
}
else {
baninfo = '<div style="position: fixed; z-index:1000; top: 5px; right: 100px; background: #00CC00; color: black; padding: 5px;">Niewinny</div>';
}

if ($('#baninfo').length == 0) {
$('body').prepend('<div id="baninfo"></div>');
}

$('#baninfo').html(baninfo);
}

function checkBan() {
$.ajax({
url: '/banned.php',
method: 'GET',
success: function (data) {
showBan(data.indexOf('NOT BANNED') == -1)
}
});
}
$(document).ready(checkBan);
window.setInterval(checkBan, 10000);