// Verschlüsselungsroutinen
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var ZerberRussTarget = null;
var ValueChecker = null;

function array(n) { for(i=0;i<n;i++) this[i]=0;
 this.length=n;
}
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);}
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 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] = and(buf[i*4+offset],0xff);
 for (j = 1; j < 4; j++) {
 x[i]+=shl(and(buf[i*4+j+offset] ,0xff), j * 8);
 }
 }
 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 */
 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 */
 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 */
 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 MD5init() {
 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; 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);
 }
 }
 }
function hexa(n) {
 var hexa_h = "0123456789abcdef";
 var hexa_c="";
 var hexa_m=n;
 for (hexa_i=0;hexa_i<8;hexa_i++) {
 hexa_c=hexa_h.charAt(Math.abs(hexa_m)%16)+hexa_c;
 hexa_m=Math.floor(hexa_m/16);
 }
 return hexa_c;
}
var ascii="01234567890123456789012345678901" +
 " !\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ"+ "[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~";
function MD5(entree)
{
 var l,s,k,ka,kb,kc,kd; MD5init(); for (k=0;k<entree.length;k++) {
 l=entree.charAt(k);
 update(ascii.lastIndexOf(l));
 }
 finish();
 ka=kb=kc=kd=0;
 for (i=0;i<4;i++) ka+=shl(digestBits[15-i], (i*8));
 for (i=4;i<8;i++) kb+=shl(digestBits[15-i], ((i-4)*8));
 for (i=8;i<12;i++) kc+=shl(digestBits[15-i], ((i-8)*8));
 for (i=12;i<16;i++) kd+=shl(digestBits[15-i], ((i-12)*8));
 s=hexa(kd)+hexa(kc)+hexa(kb)+hexa(ka);
 return s;
}
function CypherPwd(t){
   t.userpwd.value=MD5(t.userpwd.value);
   return true;
}
function CheckPwd(t){
   if (t.userpwd.value!="*******") t.userpwd.value=MD5(t.userpwd.value);
   return true;
}
function doChallengeResponse(t) {
   with (t){
    var nuser=user.value;
    if (nuser.indexOf(" ")>-1)
    {
       var dum=nuser.split(" ");
       nuser=dum.join("");
    }
    if (nuser.length<12 && !isNaN(nuser.charAt(0)))
    {
    	var len=12-nuser.length;
        nuser='490000000000'.substr(0,len)+nuser;
    }
    str = nuser + ":" + MD5(pwd.value) + ":" + response.value;
    pwd.value = "";
    response.value = MD5(str);
    user.value=nuser;
   }
   return true;
}
function checkNewPwd(form){
   bOk=(form.new_pwd1.value!="" && form.new_pwd2.value!="");
   if (bOk) {
      bOk=(form.new_pwd1.value==form.new_pwd2.value);
      if (!bOk) errmsg="Passworte stimmen nicht überein";
   }
   else errmsg="Es müssen beide Felder eingegeben werden ;)";
   if (bOk){
      form.new_pwd1.value=MD5(form.new_pwd1.value);
      form.new_pwd2.value=form.new_pwd1.value;
   }
   else{
      form.new_pwd1.value="";
      form.new_pwd2.value="";
      alert(errmsg);
      form.new_pwd1.focus();
   }
   return bOk;
}
function focusIt(){
	with (document.login){
	   if (user.value=="") user.focus();
	   else pwd.focus();
	}
}
function breakIt(){
	location.replace("?break=1");
}
function getNextElement(field) {
  var fieldFound = false;
  var form = field.form;
  for (var e = 0; e < form.elements.length; e++) {
    if (fieldFound && form.elements[e].type != 'hidden')
      break;
    if (field == form.elements[e])
      fieldFound = true;
  }
  return form.elements[e % form.elements.length];
}
function tabOnEnter (field, evt) {
  var keyCode = document.layers ? evt.which : document.all ? evt.keyCode : evt.keyCode;
  if (keyCode != 13)
    return true;
  else {
    var nField=getNextElement(field);
    nField.focus();
    switch(nField.type.toLowerCase()){
    	case "submit":
        	doChallengeResponse(field.form);
            field.form.submit();
            break;
        default:
        	nField.select();
            break;
    }
    return false;
  }
}