A handy and fast way to format numbers as currency

format-numbers.js

/* 
* Format Numbers
* A handy and fast way to format numbers as currency
* Author: Franco Moya - @iamravenous
* Version: 0.1.1
*/

function formatNumbers(value) {
  var a = value.toString();
  var b = '';
  var $separator = '.';
  while(a.length > 3) {
    b = $separator + a.substr(a.length - 3) + b;
    a = a.substring(0, a.length - 3);
  }
  return a + b;
}