code: function(objectIdStr, swfVersionStr, xiSwfUrlStr, callbackFn) {
  			if (ua.w3 && objectIdStr && swfVersionStr) {
  				var regObj = {};
  				regObj.id = objectIdStr;
  				regObj.swfVersion = swfVersionStr;
  				regObj.expressInstall = xiSwfUrlStr;
  				regObj.callbackFn = callbackFn;
  				regObjArr[regObjArr.length] = regObj;
  				setVisibility(objectIdStr, false);
  			}
  			else if (callbackFn) {
  				callbackFn({success:false, id:objectIdStr});
  			}
  		}
docs: /* Public API
  - Reference: http://code.google.com/p/swfobject/wiki/documentation