Разбор сложного кода, как он работает

<td colspan=1>
    <font class=spy1>4</font> 
    <font class=spy14>87.245.154.66
    <script type="text/javascript">document.write("<font class=spy2>:<\/font>"+(Eight4EightSix^One0Eight)+(Three0OneThree^SixEightZero))</script> <!-- 80 -->
    </font>
</td>

<script type="text/javascript">
    eval(function (p, r, o, x, y, s)
    {
        y = function (c)
        {
            return (c < r ? '' : y(parseInt(c / r))) + ((c = c % r) > 35 ? String.fromCharCode(c + 29) : c.toString(36))
        };
        if (!''.replace(/^/, String))
        {
            while (o--) { s[y(o)] = x[o] || y(o) } x = [function (y) { return s[y] }]; y = function () { return '\\w+' }; o = 1
        };
        while (o--)
        {
            if (x[o]) { p = p.replace(new RegExp('\\b' + y(o) + '\\b', 'g'), x[o]) }
        } return p
    }
        ('n=8;g=D^C;s=B^E;k=2;r=7;d=F^A;f=H^G;h=1;t=6;i=J^y;q=u^x;p=9;j=0;m=z^w;l=v^I;b=3;a=U^X;c=4;o=W^S;e=5;K=j^l;M=h^i;N=k^g;O=b^a;Q=c^d;P=e^m;L=t^s;R=r^q;V=n^o;T=p^f;',
        60, 60,
 
        '^^^^^^^^^^Three9Nine^Zero^Four^NineTwoSix^Nine^SixThreeThree^One0Four^Eight^FiveZeroOne^One^Seven^One1Five^TwoFiveZero^Three^FiveEightEight^Two^ThreeFourSeven^Six^Nine8Two^Five^7753^9595^81^8085^443^2392^1080^11544^1337^6332^8080^6046^80^3087^3129^5362^Six1TwoFour^TwoNineEightSeven^Nine8ThreeOne^TwoOneFiveThree^FourFourSevenEight^ZeroNineOneSix^Four1SixFive^Five0FourTwo^8888^Six0ZeroNine^2342^NineTwoNineZero^7147^8088'.split('\u005e'), 0, {}))
</script>