ShellExecute(Handle,pchar('open'),pchar('help.chm'),nil,pchar(ExtractFilePath(application.ExeName)+'/'),2);<br> Lhandle:=findwindow(nil,'&frac12;&oslash;&Iuml;ú&acute;&aelig;&sup1;&Uuml;&Agrave;í&Iuml;&micro;&Iacute;&sup3;');<br> //sendmessage(Lhandle,wm_settext,0,longword(pchar('abc')));<br> if Lhandle<>0 then<br> SetWindowText(Lhandle,'test');