docs: function (element, property) {
              var browser = ariaCoreBrowser;
              var isIE8orLess = browser.isIE8 || browser.isIE7;
              if (isIE8orLess) {
                  this.getStyle = function (element, property) {
                      if (property == 'opacity') {// IE<=8 opacity uses filter
                          var val = 100;
                          try { // will error if no DXImageTransform
                              val = element.filters['DXImageTransform.Microsoft.Alpha'].opacity;
                          } catch (e) {
                              try { // make sure its in the document
                                  val = element.filters('alpha').opacity;
                              } catch (er) {}
                          }
                          return (val / 100).toString(10); // to be consistent with getComputedStyle
                      } else if (property == 'width' || property == 'height') {
                          return ariaUtilsCssUnits.getDomWidthOrHeightForOldIE(element, property);
                      } else if (property == 'float') { // fix reserved word
                          property = 'styleFloat'; // fall through
                      }
                      var value;
                      // test currentStyle before touching
                      if (element.currentStyle) {
                          value = element.currentStyle[property];
                          if (!value) {
                              // Try the camel case
                              var camel = ariaUtilsString.dashedToCamel(property);
                              value = element.currentStyle[camel];
                          }
                      }
                      return (value || element.style[property]);
                  };
              } else {
                  this.getStyle = function (element, property) {
                      var window = Aria.$window;
                      var value = null;
                      if (property == "float") {
                          property = "cssFloat";
                      } else if (property == "backgroundPositionX" || property == "backgroundPositionY") {
                          // backgroundPositionX and backgroundPositionY are not standard
                          var backgroundPosition = this.getStyle(element, "backgroundPosition");
                          if (backgroundPosition) {
                              var match = /^([-.0-9a-z%]+)\s([-.0-9a-z%]+)($|,)/.exec(backgroundPosition);
                              if (match) {
                                  value = ((property == "backgroundPositionX") ? match[1] : match[2]);
                              }
                          }
                          return value;
                      }
                      var computed = window.getComputedStyle(element, "");
                      if (computed) {
                          value = computed[property];
                      }
                      return (value || element.style[property]);
                  };
              }
  
              return this.getStyle(element, property);
          }