function init() {

     undefined = "undefined";

     mkCClist();

 }

 function ccchk(cdi) {

     output1 = "";

     if (cdi != "" && cdi != null) {

         output1 = "Processing...";

         var cf = sbtString(cdi, " -/abcdefghijklmnopqrstuvwyzABCDEFGHIJLMNOPQRSTUVWYZ|\#()[]{}?%&=!?+*.,;:'");

         var cn = chkCard(cf);

         var clcd = chkLCD(cf);

         var clcdt = "NOT PASSED";

         if (clcd) {

             clcdt = "PASSED";

         }

         var ccck = chkCCCksum(cf, cn);

         var ccckt = "NOT PASSED";

         if (ccck) {

             ccckt = "PASSED";

         }

         var cjd = "INVALID CARD NUMBER";

         if (clcd && ccck) {

             cjd = "This card number appears to be valid.";

         }

         var out = "";

         out += "Card type       : " + cn + "\n";

         out += "CCChecksum      : " + ccckt + "\n";

         out += "Luhn Check Digit: " + clcdt + "\n";

         out += cjd;

         output1 = out;

     }

 }

 function ccngen(p, tr) {

     tr *= 1.0;

     if (tr < 1 || tr == null) {

         tr = 1;

     }

     output2 = "";

     if (p != "" && p != null) {

         var cn = chkCard(p);//去掉非数字

         for (var i = tr; i >= 1; i--) {

             output2 = "Processing... " + i;

             var cdi = sbtStringSpRnd(p, "x", "0123456789");  //非x保留，x替换为一个0-9的随机数

             var cf = sbtString(cdi, " -/abcdefghijklmnopqrstuvwyzABCDEFGHIJLMNOPQRSTUVWYZ");//数字保留字母去掉

             var clcd = chkLCD(cf);

             var ccck = chkCCCksum(cf, cn);

             if (clcd && ccck) {

                 break;

             }

         }

         var out = "Couldn't find any valid number for given pattern";

         if (clcd && ccck) {

             var cn = chkCard(cdi);

             var ccnspc = "";

    //         for (var j = 0; j <= 3; j++) {

    //             if (document.console.ccnsp.options[j].selected) {

    //                 break;

    //             }

             }

 //            if (j == 1) {

 //                ccnspc = " ";

 //            }

 //            if (j == 2) {

 //                ccnspc = "-";

 //            }

             var cdif = "";

             for (var i = 1; i <= cdi.length; i++) {

                 var aS = midS(cdi, i, 1);

                 if (aS == " ") {

                     aS = ccnspc;

                 }

                 cdif += aS;

             }

             var out =  cdif;

         }

         output2 = out;

         return output2;

     }

 function chgccp() {

     mkCClist();

 //    for (var j = 0; j <= tw - 1; j++) {

 //        if (document.console.ccpp.options[j].selected) {

 //            break;

 //        }

 //    }

 //    document.console.ccp.value = c[j + 1];

 }

 function chkCard(cdi) {

     cdi += "";

     if (c[1] == undefined || c[1] == null || c[1] == "") {

         mkCClist();

     }

     var ccn = 0;

     var cn = "unknown"

     var cf = sbtString(cdi, " -/abcdefghijklmnopqrstuvwyzABCDEFGHIJLMNOPQRSTUVWYZ");//去掉非数字

     if (leftS(cf, 1) == "4") {

         cf = leftS(cf, 8);

     }

     for (var i = 1; i <= tw; i++) {

         var cct = sbtString(c[i], " -/abcdefghijklmnopqrstuvwyzABCDEFGHIJLMNOPQRSTUVWYZ");

         if (leftS(cf, 1) == "4") {

             cct = leftS(cct, 8);

         }

         var ccc = cmpPattern(cf, cct);

         if (ccc) {

             ccn = i;

             break;

         }

     }

     if (ccn > 0) {

         cn = cd[i];

     }

     return cn;

 }

 function chkCCCksum(cf, cn) {

     var r = false;

     var w = "21";

     // if (linstr(cn,"AmEx") || linstr(cn,"Diner")) {var w="12";}

     var ml = "";

     var j = 1;

     for (var i = 1; i <= cf.length - 1; i++) {

         var m = midS(cf, i, 1) * midS(w, j, 1);

         m = sumDigits(m);

         ml += "" + m;

         j++;

         if (j > w.length) {

             j = 1;

         }

     }

     var ml2 = sumDigits(ml, -1);

     var ml1 = (sumDigits(ml2, -1) * 10 - ml2) % 10;

     if (ml1 == rightS(cf, 1)) {

         r = true;

     }

     return r;

 }

 function chkLCD(cf) {

     var r = false;

     cf += "";

     var bl = isdiv(cf.length, 2);

     var ctd = 0;

     for (var i = 1; i <= cf.length; i++) {

         var cdg = midS(cf, i, 1);

         if (isdiv(i, 2) != bl) {

             cdg *= 2;

             if (cdg > 9) {

                 cdg -= 9;

             }

         }

         ctd += cdg * 1.0;

     }

     if (isdiv(ctd, 10)) {

         r = true;

     }

     return r;

 }

 function mkCClist() {

     tw = 2;

     c = new makeArray(tw);

     cd = new makeArray(tw);

     var i = 1;

     c[i] = "622202360547xxxxxxx";

     cd[i] = "工商银行";

     i++;

     c[i] = "622617310xxxxxxx";

     cd[i] = "民生银行";

     i++;

 }

 // Powered by MilkieX - http://www.ElfQrin.com

 function leftS(aS, n) {//截取参数一中参数二个字符返回

     aS += "";

     var rS = "";

     if (n >= 1) {

         rS = aS.substring(0, n);

     }

     return rS;

 }

 function rightS(aS, n) {

     aS += "";

     var rS = "";

     if (n >= 1) {

         rS = aS.substring(aS.length - n, aS.length);

     }

     return rS;

 }

 function midS(aS, n, n2) {

     aS += "";

     var rS = "";

     if (n2 == null || n2 == "") {

         n2 = aS.length;

     }

     n *= 1;

     n2 *= 1;

     if (n < 0) {

         n++;

     }

     rS = aS.substring(n - 1, n - 1 + n2);

     return rS;

 }

 function linstr(aS, bS) {

     aS += "";

     bS += "";

     var r = false;

     if (leftS(aS, bS.length) == bS) {

         r = true;

     }

     return r;

 }

 function sbtString(s1, s2) {//参数1 中的字符在参数2中没有时 将该字符追加到返回值中

     var ous = "";

     s1 += "";

     s2 += "";

     for (var i = 1; i <= s1.length; i++) {

         var c1 = s1.substring(i - 1, i);

         var c2 = s2.indexOf(c1);

         if (c2 == -1) {

             ous += c1;

         }

     }

     return ous;

 }

 function sbtStringSpRnd(s1, s2, bS) {

     if (bS == null || bS == "") {

         bS = "0123456789";

     }

     var ous = "";

     bS += "";

     for (var i = 1; i <= s1.length; i++) {

         var c1 = s1.substring(i - 1, i);//从头开始截取参数1

         var c2 = s2.indexOf(c1);//从参数一中截取的字符在参数二中的位置

         if (c2 == -1) {

             ous += c1;//如果参数二中没有参数1中截取的字符则将该字符存入ous，否则存入mids（'0123456789'，random（1,9）,1）

             //mids取参数1的第参数二位到参数二加参数三位，这他妈不就是0-9随便取一个数吗？

         } else {

             ous += midS(bS, Math.floor(Math.random() * (bS.length - 1)) + 1, 1);

         }

     }

     return ous;

 }

 function cmpPattern(a, p, x) {

     if (x == "" || x == null) {

         x = "x";

     }

     x = "" + x.substring(0, 1);

     a += "";

     p += "";

     r = false;

     mc = 0;

     if (a.length == p.length) {

         for (var i = 1; i <= a.length; i++) {

             a1 = midS(a, i, 1);

             p1 = midS(p, i, 1);

             if (a1 == p1 || p1 == x) {

                 mc++;

             }

         }

     }

     if (mc == a.length) {

         r = true;

     }

     return r;

 }

 function isdiv(a, b) {

     if (b == null) {

         b = 2;

     }

     a *= 1.0;

     b *= 1.0;

     var r = false;

     if (a / b == Math.floor(a / b)) {

         r = true;

     }

     return r;

 }

 function sumDigits(n, m) {

     if (m == 0 || m == null) {

         m = 1;

     }

     n += "";

     if (m > 0) {

         while (n.length > m) {

             var r = 0;

             for (var i = 1; i <= n.length; i++) {

                 r += 1.0 * midS(n, i, 1);

             }

             n = "" + r;

         }

     } else {

         for (var j = 1; j <= Math.abs(m); j++) {

             var r = 0;

             for (var i = 1; i <= n.length; i++) {

                 r += 1.0 * midS(n, i, 1);

             }

             n = "" + r;

         }

     }

     r = n;

     return r;

 }

 function makeArray(n) {

     this.length = n;

     for (var i = 1; i <= n; i++) {

         this[i] = 0;

     }

     return this;

 }

 // End of MilkieX

 //var dl=""+document.location; dl=dl.toLowerCase(); if (dl.substring(0,22)!="http://www.elfqrin.com" && dl.substring(0,16)!="file:///c|/data/") {window.location="/";}

 init();

 result=ccngen("622617310xxxxxxx","1000");

 OUT.println(result);

 vars.put("BANKCARD_NO",result);