function integer(n) { return n%(0xffffffff+1); }

function shr(a,b) {
a=integer(a);
b=integer(b);
if (a-0x80000000>=0) {
a=a%0x80000000;
a>>=b;
a+=0x40000000>>(b-1);
} else
{
a >>= b;
}
return a;
}

function shl1(a) {
a = a%0x80000000;
if (a&0x40000000==0x40000000) {
a-=0x40000000; a*=2;
a+=0x80000000;
}
else
{
a *= 2;
}
return a;
}

function shl(a,b) {
a = integer(a);
b = integer(b);
for(var i=0; i<b; i++)
{
a = shl1(a);
}
return a;
}

function and(a,b) {
a=integer(a);
b=integer(b);
var t1=(a-0x80000000);
var t2=(b-0x80000000);
if (t1>=0) {
if (t2>=0) {
return((t1&t2)+0x80000000);
}
else
{
return(t1&b);
}
} else
{ if (t2>=0)
{
return(a&t2);
}
else
{
return(a&b); }
} }

function or(a,b) {
a=integer(a);
b=integer(b);
var t1=(a-0x80000000);
var t2=(b-0x80000000);
if (t1>=0) {
if (t2>=0) { return ((t1|t2)+0x80000000);
}
else
{
return ((t1|b)+0x80000000);
}
}
else
{
if (t2>=0)
{ return ((a|t2)+0x80000000);
}
else
{
return (a|b); }
}
}

function xor(a,b) {
a=integer(a);
b=integer(b);
var t1=(a-0x80000000);
var t2=(b-0x80000000);
if (t1>=0) {
if (t2>=0) {
return (t1^t2);
}
else
{
return ((t1^b)+0x80000000);
}
}
else
{
if (t2>=0)
{
return ((a^t2)+0x80000000);
}
else
{
return (a^b); }
}
}

function not(a) {
a = integer(a);
return(0xffffffff-a);
}

function EncodeBase64(pInBuf)
{
var bpos = 0;
var base64bits = 6;
var pszAlphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
var sOut = "";
var nMod3 = pInBuf.length % 3;
for (var i = 0; i < pInBuf.length*8; i += base64bits)
{
var cnum = 0;
var hashbytenum = 0;
var hashbyte;
var hashbyteval;
var test;
for (var b = 0; b < base64bits; b++)
{
hashbytenum = shr(i+b, 3);
// remember to zero pad last byte
if (hashbytenum < pInBuf.length)
{
hashbyte = pInBuf[hashbytenum];
}
else
{
hashbyte = 0;
}
cnum = shl1(cnum)
if (and(hashbyte, shl(1, (7-((i+b)%8)))) != 0)
{
cnum = or(cnum, 1);
}
}
sOut += pszAlphabet.charAt(cnum);
}
if (nMod3 == 1) sOut += "==";
else if (nMod3 == 2) sOut += "=";
return sOut;
}

function array(n)
{
var i;
for(i=0;i<n;i++) this[i]=0;
this.length=n;
}

function clone(src)
{
var i;
var dst = new array(src.length);
for(i=0;i<src.length;i++)
{
dst[i] = src[i];
}
return dst;
}
var state = new array(4);
var count = new array(2);
count[0] = 0;
count[1] = 0;
var buffer = new array(64);
var transformBuffer = new array(16);
var digestBits = new array(16);
var S11 = 7;
var S12 = 12;
var S13 = 17;
var S14 = 22;
var S21 = 5;
var S22 = 9;
var S23 = 14;
var S24 = 20;
var S31 = 4;
var S32 = 11;
var S33 = 16;
var S34 = 23;
var S41 = 6;
var S42 = 10;
var S43 = 15;
var S44 = 21;

function F(x,y,z) {
return or(and(x,y), and(not(x),z));
}

function G(x,y,z)
{
return or(and(x,z), and(y,not(z)))
}

function H(x,y,z)
{
return xor(xor(x,y), z);
}

function I(x,y,z)
{
return xor(y, or(x,not(z)));
}

function rotateLeft(a,n)
{
return or(shl(a,n), shr(a,(32-n)));
}

function FF(a,b,c,d,x,s,ac)
{
a = a + F(b, c, d) + x + ac;
a = rotateLeft(a, s);
a = a + b;
return a;
}

function GG(a,b,c,d,x,s,ac)
{
a = a + G(b, c, d) + x + ac;
a = rotateLeft(a, s);
a = a + b;
return a;
}

function HH(a,b,c,d,x,s,ac)
{
a = a + H(b, c, d) + x + ac;
a = rotateLeft(a, s);
a = a + b;
return a;
}

function II(a,b,c,d,x,s,ac)
{
a = a + I(b, c, d) + x + ac;
a = rotateLeft(a, s);
a = a + b;
return a;
}

function transform(buf,offset)
{
var i;
var a=0, b=0, c=0, d=0;
var x = transformBuffer;
a = state[0];
b = state[1];
c = state[2];
d = state[3];
for (i = 0; i < 16; i++)
{
x[i] = buf[i*4 + offset] & 0xff;
for (j = 1; j < 4; j++)
{
x[i] += shl(and(buf[i*4+j+offset], 0xff), (j*8));
}
}
/* Round 1 */
a = FF ( a, b, c, d, x[ 0], S11, 0xd76aa478); /* 1 */
d = FF ( d, a, b, c, x[ 1], S12, 0xe8c7b756); /* 2 */
c = FF ( c, d, a, b, x[ 2], S13, 0x242070db); /* 3 */
b = FF ( b, c, d, a, x[ 3], S14, 0xc1bdceee); /* 4 */
a = FF ( a, b, c, d, x[ 4], S11, 0xf57c0faf); /* 5 */
d = FF ( d, a, b, c, x[ 5], S12, 0x4787c62a); /* 6 */
c = FF ( c, d, a, b, x[ 6], S13, 0xa8304613); /* 7 */
b = FF ( b, c, d, a, x[ 7], S14, 0xfd469501); /* 8 */
a = FF ( a, b, c, d, x[ 8], S11, 0x698098d8); /* 9 */
d = FF ( d, a, b, c, x[ 9], S12, 0x8b44f7af); /* 10 */
c = FF ( c, d, a, b, x[10], S13, 0xffff5bb1); /* 11 */
b = FF ( b, c, d, a, x[11], S14, 0x895cd7be); /* 12 */
a = FF ( a, b, c, d, x[12], S11, 0x6b901122); /* 13 */
d = FF ( d, a, b, c, x[13], S12, 0xfd987193); /* 14 */
c = FF ( c, d, a, b, x[14], S13, 0xa679438e); /* 15 */
b = FF ( b, c, d, a, x[15], S14, 0x49b40821); /* 16 */
/* Round 2 */
a = GG ( a, b, c, d, x[ 1], S21, 0xf61e2562); /* 17 */
d = GG ( d, a, b, c, x[ 6], S22, 0xc040b340); /* 18 */
c = GG ( c, d, a, b, x[11], S23, 0x265e5a51); /* 19 */
b = GG ( b, c, d, a, x[ 0], S24, 0xe9b6c7aa); /* 20 */
a = GG ( a, b, c, d, x[ 5], S21, 0xd62f105d); /* 21 */
d = GG ( d, a, b, c, x[10], S22, 0x2441453); /* 22 */
c = GG ( c, d, a, b, x[15], S23, 0xd8a1e681); /* 23 */
b = GG ( b, c, d, a, x[ 4], S24, 0xe7d3fbc8); /* 24 */
a = GG ( a, b, c, d, x[ 9], S21, 0x21e1cde6); /* 25 */
d = GG ( d, a, b, c, x[14], S22, 0xc33707d6); /* 26 */
c = GG ( c, d, a, b, x[ 3], S23, 0xf4d50d87); /* 27 */
b = GG ( b, c, d, a, x[ 8], S24, 0x455a14ed); /* 28 */
a = GG ( a, b, c, d, x[13], S21, 0xa9e3e905); /* 29 */
d = GG ( d, a, b, c, x[ 2], S22, 0xfcefa3f8); /* 30 */
c = GG ( c, d, a, b, x[ 7], S23, 0x676f02d9); /* 31 */
b = GG ( b, c, d, a, x[12], S24, 0x8d2a4c8a); /* 32 */
/* Round 3 */
a = HH ( a, b, c, d, x[ 5], S31, 0xfffa3942); /* 33 */
d = HH ( d, a, b, c, x[ 8], S32, 0x8771f681); /* 34 */
c = HH ( c, d, a, b, x[11], S33, 0x6d9d6122); /* 35 */
b = HH ( b, c, d, a, x[14], S34, 0xfde5380c); /* 36 */
a = HH ( a, b, c, d, x[ 1], S31, 0xa4beea44); /* 37 */
d = HH ( d, a, b, c, x[ 4], S32, 0x4bdecfa9); /* 38 */
c = HH ( c, d, a, b, x[ 7], S33, 0xf6bb4b60); /* 39 */
b = HH ( b, c, d, a, x[10], S34, 0xbebfbc70); /* 40 */
a = HH ( a, b, c, d, x[13], S31, 0x289b7ec6); /* 41 */
d = HH ( d, a, b, c, x[ 0], S32, 0xeaa127fa); /* 42 */
c = HH ( c, d, a, b, x[ 3], S33, 0xd4ef3085); /* 43 */
b = HH ( b, c, d, a, x[ 6], S34, 0x4881d05); /* 44 */
a = HH ( a, b, c, d, x[ 9], S31, 0xd9d4d039); /* 45 */
d = HH ( d, a, b, c, x[12], S32, 0xe6db99e5); /* 46 */
c = HH ( c, d, a, b, x[15], S33, 0x1fa27cf8); /* 47 */
b = HH ( b, c, d, a, x[ 2], S34, 0xc4ac5665); /* 48 */
/* Round 4 */
a = II ( a, b, c, d, x[ 0], S41, 0xf4292244); /* 49 */
d = II ( d, a, b, c, x[ 7], S42, 0x432aff97); /* 50 */
c = II ( c, d, a, b, x[14], S43, 0xab9423a7); /* 51 */
b = II ( b, c, d, a, x[ 5], S44, 0xfc93a039); /* 52 */
a = II ( a, b, c, d, x[12], S41, 0x655b59c3); /* 53 */
d = II ( d, a, b, c, x[ 3], S42, 0x8f0ccc92); /* 54 */
c = II ( c, d, a, b, x[10], S43, 0xffeff47d); /* 55 */
b = II ( b, c, d, a, x[ 1], S44, 0x85845dd1); /* 56 */
a = II ( a, b, c, d, x[ 8], S41, 0x6fa87e4f); /* 57 */
d = II ( d, a, b, c, x[15], S42, 0xfe2ce6e0); /* 58 */
c = II ( c, d, a, b, x[ 6], S43, 0xa3014314); /* 59 */
b = II ( b, c, d, a, x[13], S44, 0x4e0811a1); /* 60 */
a = II ( a, b, c, d, x[ 4], S41, 0xf7537e82); /* 61 */
d = II ( d, a, b, c, x[11], S42, 0xbd3af235); /* 62 */
c = II ( c, d, a, b, x[ 2], S43, 0x2ad7d2bb); /* 63 */
b = II ( b, c, d, a, x[ 9], S44, 0xeb86d391); /* 64 */
state[0] +=a;
state[1] +=b;
state[2] +=c;
state[3] +=d;
}

function init()
{
var i;
count[0] = count[1] = 0;
state[0] = 0x67452301;
state[1] = 0xefcdab89;
state[2] = 0x98badcfe;
state[3] = 0x10325476;
for (i = 0; i < digestBits.length; i++)
digestBits[i] = 0;
}

function update(b)
{
var index,i;
index = and(shr(count[0], 3), 0x3f);
if (count[0] < 0xffffffff-7)
count[0] += 8;
else
{
count[1]++;
count[0] -= 0xffffffff+1;
count[0] += 8;
}
buffer[index] = and(b, 0xff);
if (index >= 63)
{
transform(buffer, 0);
}
}

function finish()
{
var bits = new array(8);
var padding;
var i = 0, index = 0, padLen = 0;
var j=0;
for (i = 0; i < 4; i++)
{
bits[i] = and(shr(count[0], (i*8)), 0xff);
}
for (i = 0; i < 4; i++)
{
bits[i+4] = and(shr(count[1], (i*8)), 0xff);
}
index = and(shr(count[0], 3), 0x3f);
padLen = (index < 56) ? (56 - index) : (120 - index);
padding = new array(64);
padding[0] = 0x80;
for (i=0;i<padLen;i++)
update(padding[i]);
for (i=0;i<8;i++)
update(bits[i]);
for (i = 0; i < 4; i++)
{
for (j = 0; j < 4; j++)
{
digestBits[i*4+j] = and(shr(state[i], (j*8)), 0xff);
}
}
}
var ascii="01234567890123456789012345678901" +
" !\"#i%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ"+
"[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~";

function MD5(entree)
{
var ch1, k;
init();
for (k=0;k<entree.length;k++)
{
ch1 = entree.charAt(k);
// absurd code because we have to avoid explicit dollar sign character
if ((ch1 > '#') && (ch1 < '%'))
{
update(36);
}
else
{
update(ascii.lastIndexOf(ch1));
}
}
finish();
return clone(digestBits);
}