The Tor Browser / file revision

 var chrsz   = 8;  /* bits per input character. 8 - ASCII; 16 - Unicode      */

 function hex_md5(s){ return binl2hex(core_md5(str2binl(s), s.length * chrsz));}

 function core_md5(x, len) {

     var a =  1732584193;

     var b = -271733879;

     var c = -1732584194;

     var d =  271733878;

     for(var i = 0; i < x.length; i += 16)

         c = md5_ff(c, d, a, b, x[i+ 6], 17, -1473231341);

 }

 function md5_cmn(q, a, b, x, s, t) {

     return safe_add(bit_rol(safe_add(safe_add(a, q), safe_add(x, t)), s),b);

 }

 function md5_ff(a, b, c, d, x, s, t) {

     return md5_cmn((b & c) | ((~b) & d), a, b, x, s, t);

 }

 function safe_add(x, y) {

     var lsw = (x & 0xFFFF) + (y & 0xFFFF);

     var msw = (x >> 16) + (y >> 16) + (lsw >> 16);

     return (msw << 16) | (lsw & 0xFFFF);

 }

 function bit_rol(num, cnt) {

     return (num << cnt) | (num >>> (32 - cnt));

 }

 function str2binl(str) {

     var bin = Array();

     var mask = (1 << chrsz) - 1;

     for(var i = 0; i < str.length * chrsz; i += chrsz)

         bin[i>>5] |= (str.charCodeAt(i / chrsz) & mask) << (i%32);

     return bin;

 }

 function binl2hex(binarray) {}

 var plainText = "Rebellious subjects, enemies to peace,\n\

 Throw your mistemper'd weapons to the ground,\n\

 To know our further pleasure in this case,\n\

 To old Free-town, our common judgment-place.\n\

 Once more, on pain of death, all men depart."

 for (var i = 0; i <4; i++)

     plainText += plainText;

 var md5Output = hex_md5(plainText);