docs: function (element) {
                  // In IE we may get non-pixel value, need to convert it. Special case for input in em's to avoid
                  // infinite recursion.
                  var property = "fontSize";
                  var sizeWithUnit = this.__getStyleSimplified(element, property);
                  var inEms = sizeWithUnit.match("(.*)em$");
                  if (inEms) {
                      // if font-size is in ems, then multiply by 16 to convert to pixels
                      return parseFloat(inEms[1]) * 16;
                  }
                  return this.convertToPixels(sizeWithUnit, element, property);
              }