code: function(o, delimit1, delimit2) {
        if (o.join) return o.join(delimit1);  // If it's an array
        var pairs = [];
        for (var k in o) pairs.push(k + delimit1 + o[k]);
        return pairs.join(delimit2);
      }
docs: Like Array.join(), but for the key-value pairs in an object