hwnd = CreateWindowEx (
0, /* Extended possibilites for variation */
szClassName, /* Classname */
"123456", /* Title Text */
WS_GROUP | WS_SYSMENU, /* default window */
NULL, /* Windows decides the position */
NULL, /* where the window ends up on the screen */
544, /* The programs width */
375, /* and height in pixels */
HWND_DESKTOP, /* The window is a child-window to desktop */
NULL, /* No menu */
hThisInstance, /* Program Instance handler */
NULL /* No Window Creation data */
);
/* Make the window visible on the screen */
ShowWindow (hwnd, nFunsterStil);