Using VB to do a DLL, because other languages don't support non-modal window, don't want to modal window (because may open multiple WebBrowser, or web page script also call WebBrowser), and then use ShowWindow, call in VB commissioning works, but other languages to find all sorts of WebBrowser shortcuts can't use (enter TAB Ctrl + C... ) Internet language is like other TranslateMessage, don't know what to do, VB identification should be a message has not been window, ignored