no cents from format currency

formatCurrency.js

    formatCurrency: function(value, noCents) {
      if (!isPrice.test(value)) {
        return value;
      }

      noCents = noCents || false;

      var precision = 2
      ,    price = parseFloat( Math.abs(value) ).toFixed(precision)
      ,    priceArray = String(price).split('.')
      ,    priceDollars = priceArray[0]
      ,    priceCents = priceArray[1] || null
      ;

      while (priceFormatRegex.test(priceDollars)) {
        priceDollars = priceDollars.replace(priceFormatRegex, '$1' + ',' + '$2');
      }

      return priceDollars + ((priceCents !== null && noCents === false) ? '.' + priceCents : '');
    }