function Chinese(num)???
{
?? if(!/^\d*(\.\d*)?$/.test(num)) throw(new Error(-1, "Number is wrong!"));???
?? var AA = new Array("零","壹","贰","叁","肆","伍","陆","柒","捌","玖");???
?? var BB = new Array("","拾","佰","仟","萬","億","圆","");???
?? var CC = new Array("角", "分", "厘");???
?? var a = (""+ num).replace(/(^0*)/g, "").split("."), k = 0, re = "";???
?? for(var i=a[0].length-1; i>=0; i--)???
?? {???
?? switch(k)???
?? {???
?? case 0 : re = BB[7] + re; break;???
?? case 4 : if(!new RegExp("0{4}\\d{"+ (a[0].length-i-1) +"}$").test(a[0]))???
?? re = BB[4] + re; break;???
?? case 8 : re = BB[5] + re; BB[7] = BB[5]; k = 0; break;???
?? }???
?? if(k%4 == 2 && a[0].charAt(i)=="0" && a[0].charAt(i+2) != "0") re = AA[0] + re;???
?? if(a[0].charAt(i) != 0) re = AA[a[0].charAt(i)] + BB[k%4] + re; k++;???
?? }???
?? if(a.length>1) //加上小数部分(如果有小数部分)???
?? {???
?? re += BB[6];???
?? for(var i=0; i<a[1].length; i++)???
?? {???
?? re += AA[a[1].charAt(i)] + CC[i];???
?? if(i==2) break;???
?? }?
??????? if(a[1].charAt(0)=="0" && a[1].charAt(1)=="0")
??????? {
??????? re+="元整";
??????? }?
?? }
else
{
re+="元整";
}???
return re;???
}

载自http://blog.163.com/ld8881156@126/blog/static/8890577820106269355159/