Foodguru

function number_to_currency(number, options) {
  try {
    var options   = options || {};
    var precision = options["precision"] || 2;
    var unit      = options["unit"] || "$";
    var separator = precision > 0 ? options["separator"] || "." : "";
    var delimiter = options["delimiter"] || ",";
  
    var parts = parseFloat(number).toFixed(precision).split('.');
    return unit + number_with_delimiter(parts[0], delimiter) + separator + parts[1].toString();