数字金额转换成大写金额

hanStyle(money){
        var cnNums = new Array("零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖"); //汉字的数字
          var cnIntRadice = new Array("", "拾", "佰", "仟"); //基本单位
          var cnIntUnits = new Array("", "万", "亿", "兆"); //对应整数部分扩展单位
          var cnDecUnits = new Array("角", "分", "毫", "厘"); //对应小数部分单位
          var cnInteger = "整"; //整数金额时后面跟的字符
          var cnIntLast = "元"; //整型完以后的单位
          var maxNum = 999999999999999.9999; //最大处理的数字
          var IntegerNum; //金额整数部分
          var DecimalNum; //金额小数部分
          var ChineseStr = ""; //输出的中文金额字符串
          var parts; //分离金额后用的数组，预定义
          var Symbol="";//正负值标记
          money = parseFloat(money);
          if (money==='') {
              return "";
          }
          if (money >= maxNum) {
              alert('超出最大处理数字');
              return "";
          }
          if (money == 0) {
              ChineseStr = cnNums[0] + cnIntLast + cnInteger;
              return ChineseStr;
          }
          if(money<0)
          {
              money=-money;
              Symbol="负 ";
          }
          money = money.toString(); //转换为字符串
          if (money.indexOf(".") == -1) {
              IntegerNum = money;
              DecimalNum = '';
          } else {
              parts = money.split(".");
              IntegerNum = parts[0];
              DecimalNum = parts[1].substr(0, 4);
          }
          if (parseInt(IntegerNum, 10) > 0) { //获取整型部分转换
              var zeroCount = 0;
              var IntLen = IntegerNum.length;
              for (var i = 0; i < IntLen; i++) {
                  var n = IntegerNum.substr(i, 1);
                  var p = IntLen - i - 1;
                  var q = p / 4;
                  var m = p % 4;
                  if (n == "0") {
                      zeroCount++;
                  }
                  else {
                      if (zeroCount > 0) {
                          ChineseStr += cnNums[0];
                      }
                      zeroCount = 0; //归零
                      ChineseStr += cnNums[parseInt(n)] + cnIntRadice[m];
                  }
                  if (m == 0 && zeroCount < 4) {
                      ChineseStr += cnIntUnits[q];
                  }
              }
              ChineseStr += cnIntLast;
              //整型部分处理完毕
          }
          if (DecimalNum != '') { //小数部分
              var decLen = DecimalNum.length;
              for (var i = 0; i < decLen; i++) {
                  var n = DecimalNum.substr(i, 1);
                  if (n != '0') {
                      ChineseStr += cnNums[Number(n)] + cnDecUnits[i];
                  }
              }
          }
          if (ChineseStr == '') {
              ChineseStr += cnNums[0] + cnIntLast + cnInteger;
          } else if (DecimalNum == '') {
              ChineseStr += cnInteger;
          }
          ChineseStr = Symbol +ChineseStr;
          return ChineseStr;

    }