[NumLock]

Код:

  WebBrowser1.Navigate('http://www.delphisources.ru/');
  while WebBrowser1.ReadyState<>READYSTATE_COMPLETE do
    Application.ProcessMessages;

  WebBrowser1.Navigate('http://msdn.microsoft.com/');
  while WebBrowser1.ReadyState<>READYSTATE_COMPLETE do
    Application.ProcessMessages;