Allocates memory for a multiple-window-position structure
#include <WinAPISysWin.au3>
_WinAPI_BeginDeferWindowPos ( [$iAmount = 1] )
| $iAmount | [optional] The initial number of windows for which to store position information. Default is 1. |
| Success: | The value identifies the multiple-window-position structure. |
| Failure: | 0, call _WinAPI_GetLastError() to get extended error information. |
Search BeginDeferWindowPos in MSDN Library.