code: function (element, parentNode) {
                  var ren = this,
                    parentStyle = parentNode.style,
                    imgStyle = element.tagName === 'IMG' && element.style; // #1111
  
                  css(element, {
                      flip: 'x',
                      left: pInt(parentStyle.width) - (imgStyle ? pInt(imgStyle.top) : 1),
                      top: pInt(parentStyle.height) - (imgStyle ? pInt(imgStyle.left) : 1),
                      rotation: -90
                  });
  
                  // Recursively invert child elements, needed for nested composite shapes like box plots and error bars. #1680, #1806.
                  each(element.childNodes, function (child) {
                      ren.invertChild(child, element);
                  });
              }
docs: In the VML renderer, each child of an inverted div (group) is inverted
  @param {Object} element
  @param {Object} parentNode