#include <GUIConstants.au3>
$Pass = "test"
$Form1 = GUICreate("Password Dialog", 252, 100, 0, 0)
$MaskEdit1 = GUICtrlCreateInput("password", 8, 32, 233, 21 , $ES_PASSWORD,$ES_AUTOHSCROLL)
$Button1 = GUICtrlCreateButton("&OK", 86, 64, 75, 25, 0)
$Button2 = GUICtrlCreateButton("&Cancel", 167, 64, 75, 25, 0)
$Label1 = GUICtrlCreateLabel("Enter password", 8, 12, 77, 17)
GUISetState(@SW_SHOW)

While 1
	$nMsg = GUIGetMsg()
	Switch $nMsg
		Case $GUI_EVENT_CLOSE
			Exit
		Case $Button1
			If $Pass = GUICtrlRead($MaskEdit1) Then 
				ExitLoop
			Else
				MsgBox(0 , "" , "Wrong password")
				Exit
				EndIf
		Case $Button2
			Exit
			EndSwitch
WEnd