#include Local $aMove[2] $hParent = GUICreate('Parent') $hChild = GUICreate('Child', -1, -1, 0, 0, -1, -1, $hParent) GUISetState(@SW_SHOW, $hParent) GUISetState(@SW_SHOW, $hChild) $aPrevPOS = WinGetPos($hChild) Do $ChildPOS = WinGetPos($hChild);Sleep(250) If $ChildPOS[0] <> $aPrevPOS[0] Or $ChildPOS[1] <> $aPrevPOS[1] Then $aMove[0] = $ChildPOS[0] - $aPrevPOS[0] $aMove[1] = $ChildPOS[1] - $aPrevPOS[1] $ParentPOS = WinGetPos($hParent) WinMove($hParent, '', $ParentPOS[0] + $aMove[0