<script language="javascript">
function maskNumber(p_number, p_type) {
p_number = p_number.replace(/[^\d]/g,'');
if(p_type == 'i') return processInt(p_number);
else if(p_type == 'f') {
if(p_number.indexOf('.')) {
var arr = new Array();
arr = p_number.split('.');
var intpart = processInt(arr[0]);
var decpart = processDec(arr[1]);
if(intpart != '') return intpart + decpart;
else return '';
}
else return '';
}
}
function processDec(p_dec) {
if(p_dec == undefined || p_dec == '') return '.00';
else return '.' + p_dec.substr(0,2);
}
function processInt(p_number) {
var arr = new Array();
var numlen = p_number.length;
var r = 0;
for(var i = 0; i < numlen; i++) {
if(p_number.charAt(i) == ',' || p_number.charAt(i) == '') continue;
else {
arr[r++] = p_number.charAt(i);
}
}
var strarr = new Array();
var newarr = arr.reverse();
var j = 0;
var k = 0;
for(var x in newarr) {
strarr[k++] = newarr[x];
if(++j == 3) {
strarr[k++] = ',';
j = 0;
}
}
var newstr = strarr.reverse();
var str = '';
for(var x in newstr) {
str += newstr[x];
}
if(r % 3 == 0) {
return str.substr(1, str.length);
} else {
return str;
}
}
function unMaskNumber(p_number) {
var str = '';
var numlen = p_number.length;
var r = 0;
for(var i = 0; i < numlen; i++) {
if(p_number.charAt(i) == ',' || p_number.charAt(i) == '') continue;
else {
str += p_number.charAt(i);
}
}
return str;
}
</script>
<input type='text' value='' onKeyUp='javascript:this.value=maskNumber(this.value, "i")'/>