Meinst das so:
Spoiler anzeigen
#include <GUIConstantsEx.au3>
#include <TabConstants.au3>
#include <WindowsConstants.au3>
#Region ### START Koda GUI section ### Form=
$Form1 = GUICreate('MyGUI', 300, 300)
$Tab1 = GUICtrlCreateTab(20, 20, 262, 261, $TCS_FOCUSONBUTTONDOWN)
$TabSheet1 = GUICtrlCreateTabItem("TabSheet1")
$Button1 = GUICtrlCreateButton("Button1", 32, 64, 75, 25)
$TabSheet2 = GUICtrlCreateTabItem("TabSheet2")
$TabSheet3 = GUICtrlCreateTabItem("TabSheet3")
GUICtrlCreateTabItem('')
GUICtrlSetState(-1,$GUI_SHOW)
GuiCtrlSetState(-1,$GUI_ONTOP)
$hPic = GUICtrlCreatePic(@ScriptDir & '\Tech.bmp', 0, 0, 300, 300, $WS_CLIPSIBLINGS )
GuiCtrlSetState(-1,$GUI_DISABLE)
GUICtrlCreateTabItem("")
GUISetState(@SW_SHOW)
#EndRegion ### END Koda GUI section ###
While 1
$nMsg = GUIGetMsg()
Switch $nMsg
Case $GUI_EVENT_CLOSE
Exit
EndSwitch
WEnd