function addCommas(nStr)
{
nStr = ' ';
x = x[0];
x.length > 1 : ' ';
var rgx = /(d )(d{3})/;
while (rgx.test(x1)) {
x1 = x1.replace(rgx, '$1' ',' '$2' );
return x1 x2>}
//数値の書式は
var num = 123456.4231; num = num.toFixed; );
num =addCommas(num)
// num = 123456.42