js转换金额为中文大写

function changeMoneyToChinese(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  

            if( money == "" ){  

                return "";  

            }  

            money = parseFloat(money);  

            if( money >= maxNum ){  

                $.alert('超出最大处理数字');  

                return "";  

            }  

            if( money == 0 ){  

                //ChineseStr = cnNums[0]+cnIntLast+cnInteger;  

                ChineseStr = cnNums[0]+cnIntLast  

                //document.getElementById("show").value=ChineseStr;  

                return ChineseStr;  

            }  

            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  

                zeroCount = 0;  

                IntLen = IntegerNum.length;  

                for( i=0;i<IntLen;i++ ){  

                    n = IntegerNum.substr(i,1);  

                    p = IntLen - i - 1;  

                    q = p / 4;  

                    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  

                decLen = DecimalNum.length;  

                for( i=0; i<decLen; i++ ){  

                    n = DecimalNum.substr(i,1);  

                    if( n != '0' ){  

                        ChineseStr += cnNums[Number(n)]+cnDecUnits[i];  

                    }  

                }  

            }  

            if( ChineseStr == '' ){  

                //ChineseStr += cnNums[0]+cnIntLast+cnInteger;  

                ChineseStr += cnNums[0]+cnIntLast;  

            }/* else if( DecimalNum == '' ){ 

                ChineseStr += cnInteger; 

                ChineseStr += cnInteger; 

            } */  

            return ChineseStr;  

        }