PostMessage problem

[nihil12345]

if lWithShift then
postmessage(Handle,WM_KEYDOWN,VK_SHIFT,0);

// keybd_event(VK_SHIFT, 0, 0, 0);

PostMessage(Handle, WM_KeyDown, lScanCode, 0);

if lWithShift then
postmessage(Handle,WM_KEYUP,VK_SHIFT,0);