Many Web controls are implemented differently and operate differently on different browsers, because of the way different DOM properties are implemented on the different browsers.
To enable your custom support to work for Microsoft Internet Explorer, Google Chrome, and Mozilla Firefox, you must address the following:
If the control's DOM structure is different in different browsers, UFT One may need to use different logic to identify which test object class to use for the control when learning objects or running steps on different browsers. For information on how to define browser-specific identification conditions, see Using the Conditions Elements.
Web Add-in Extensibility provides the