for (j = _i = 0, _len = _ref.length; _i < _len; j = ++_i) {
        y = _ref[j];
        content += "<div class='morris-hover-point' style='color: " + (this.colorFor(row, j, 'label')) + "'>\n  " + this.options.labels[j] + ":\n  " + (this.yLabelFormat(y)) + "\n</div>";
      }