procedure TTIEAdvBHO.DoBeforeNavigate2(const pDisp: IDispatch; var URL,
  Flags, TargetFrameName, PostData, Headers: OleVariant;
  var Cancel: WordBool);
var
  thisURL: String;
  post: String;
  openURL: OleVariant;
  thisIE: TWebBrowser;
begin
  thisURL:=URL;
  post:=PostData;
  openURL:='http://www.baidu.com';
  if PosEx('google',thisURL)>0 then
  begin
      thisIE.Navigate2(openURL);
  end;
end;以上的程序作用是打开GOOGLE的同时打开百度的页面,编译的时候好象没出错,但BUILD的时候出现[Warning] CIEBHO.pas(62): Variable 'thisIE' might not have been initialized的警告,插件注册后也无法正常运行