js转换金额为中文大写

1. function changeMoneyToChinese(money){  
2.             var cnNums = new Array("零","壹","贰","叁","肆","伍","陆","柒","捌","玖"); //汉字的数字  
3.             var cnIntRadice = new Array("","拾","佰","仟"); //基本单位  
4.             var cnIntUnits = new Array("","万","亿","兆"); //对应整数部分扩展单位  
5.             var cnDecUnits = new Array("角","分","毫","厘"); //对应小数部分单位  
6.             //var cnInteger = "整"; //整数金额时后面跟的字符  
7.             var cnIntLast = "元"; //整型完以后的单位  
8.             var maxNum = 999999999999999.9999; //最大处理的数字  
9.               
10.             var IntegerNum; //金额整数部分  
11.             var DecimalNum; //金额小数部分  
12.             var ChineseStr=""; //输出的中文金额字符串  
13.             var parts; //分离金额后用的数组，预定义  
14.             if( money == "" ){  
15.                 return "";  
16.             }  
17.             money = parseFloat(money);  
18.             if( money >= maxNum ){  
19.                 $.alert('超出最大处理数字');  
20.                 return "";  
21.             }  
22.             if( money == 0 ){  
23.                 //ChineseStr = cnNums[0]+cnIntLast+cnInteger;  
24.                 ChineseStr = cnNums[0]+cnIntLast  
25.                 //document.getElementById("show").value=ChineseStr;  
26.                 return ChineseStr;  
27.             }  
28.             money = money.toString(); //转换为字符串  
29.             if( money.indexOf(".") == -1 ){  
30.                 IntegerNum = money;  
31.                 DecimalNum = '';  
32.             }else{  
33.                 parts = money.split(".");  
34.                 IntegerNum = parts[0];  
35.                 DecimalNum = parts[1].substr(0,4);  
36.             }  
37.             if( parseInt(IntegerNum,10) > 0 ){//获取整型部分转换  
38.                 zeroCount = 0;  
39.                 IntLen = IntegerNum.length;  
40.                 for( i=0;i<IntLen;i++ ){  
41.                     n = IntegerNum.substr(i,1);  
42.                     p = IntLen - i - 1;  
43.                     q = p / 4;  
44.                     m = p % 4;  
45.                     if( n == "0" ){  
46.                         zeroCount++;  
47.                     }else{  
48.                         if( zeroCount > 0 ){  
49.                             ChineseStr += cnNums[0];  
50.                         }  
51.                         zeroCount = 0; //归零  
52.                         ChineseStr += cnNums[parseInt(n)]+cnIntRadice[m];  
53.                     }  
54.                     if( m==0 && zeroCount<4 ){  
55.                         ChineseStr += cnIntUnits[q];  
56.                     }  
57.                 }  
58.                 ChineseStr += cnIntLast;  
59.                 //整型部分处理完毕  
60.             }  
61.             if( DecimalNum!= '' ){//小数部分  
62.                 decLen = DecimalNum.length;  
63.                 for( i=0; i<decLen; i++ ){  
64.                     n = DecimalNum.substr(i,1);  
65.                     if( n != '0' ){  
66.                         ChineseStr += cnNums[Number(n)]+cnDecUnits[i];  
67.                     }  
68.                 }  
69.             }  
70.             if( ChineseStr == '' ){  
71.                 //ChineseStr += cnNums[0]+cnIntLast+cnInteger;  
72.                 ChineseStr += cnNums[0]+cnIntLast;  
73.             }/* else if( DecimalNum == '' ){ 
74.                 ChineseStr += cnInteger; 
75.                 ChineseStr += cnInteger; 
76.             } */  
77.             return ChineseStr;  
78.         }