They serve some obfuscated JavaScript if you don't have a cookie:<p><pre><code> <html>
<head>
<title>MtGox.com loading</title>
</head>
<body>
<p>Please wait...</p>
<script>
function xdec(data) {
var o = "rnBEt3XYIimD807pKGVwMLgbTFQWflO1CHv4eAR6Uc5odsNa_x9qy2ukJZ-jzPSh=";
var o1, o2, o3, h1, h2, h3, h4, bits, i = 0,
ac = 0,
dec = "",
tmp_arr = [];
if (!data) {
return data
}
data += '';
do {
h1 = o.indexOf(data.charAt(i++));
h2 = o.indexOf(data.charAt(i++));
h3 = o.indexOf(data.charAt(i++));
h4 = o.indexOf(data.charAt(i++));
bits = h1 << 18 | h2 << 12 | h3 << 6 | h4;
o1 = bits >> 16 & 0xff;
o2 = bits >> 8 & 0xff;
o3 = bits & 0xff;
if (h3 == 64) {
tmp_arr[ac++] = String.fromCharCode(o1)
} else if (h4 == 64) {
tmp_arr[ac++] = String.fromCharCode(o1, o2)
} else {
tmp_arr[ac++] = String.fromCharCode(o1, o2, o3)
}
} while (i < data.length);
dec = tmp_arr.join('');
return dec
};
document.cookie = xdec('0X8_0wFvF4iv0q898gGR8Ee9FRMJT4neFRGe840e8qrPKuxaOXA6Wef').replace(String.fromCharCode(0), '').split('').reverse().join('');
location.href = '/';
</script>
</body>
</html></code></pre>