If you are running automated tests for the portal you may have noticed the parameters we pass inside the URLs. It is good to know that we don't add them just to make the URLs as cryptic as possible (we reserve the right to do so in future versions :)) but we have a good use for it. One such case is the windowID parameter. This is how the parameter looks like in its natural habitat - the inner page URL: .../2fcom.sap.portal.innerpage?*windowId=WID1209300705273*...