switch (message) {
      case WM_TIMER:
	if (pending_netevent)
	    enact_pending_netevent();
	if (inbuf_head)
	    term_out();
        noise_regular();
        HideCaret(hwnd);
	term_update();
        ShowCaret(hwnd);
	if (cfg.ping_interval > 0)
        {
           time_t now;
           time(&now);

		    MA_RELEASE, TO_CHR_X(X_POS(lParam)),
		    TO_CHR_Y(Y_POS(lParam)));
        ReleaseCapture();
	return 0;
      case WM_MOUSEMOVE:
	/*
	 * Add the mouse position and message time to the random
	 * number noise, if we're using ssh.
	 * number noise.
	 */
	if (cfg.protocol == PROT_SSH)
	    noise_ultralight(lParam);
        noise_ultralight(lParam);

	if (wParam & (MK_LBUTTON | MK_MBUTTON | MK_RBUTTON)) {
	    Mouse_Button b;
	    if (wParam & MK_LBUTTON)
		b = MB_SELECT;
	    else if (wParam & MK_MBUTTON)
		b = cfg.mouse_is_xterm ? MB_PASTE : MB_EXTEND;

	return FALSE;
      case WM_KEYDOWN:
      case WM_SYSKEYDOWN:
      case WM_KEYUP:
      case WM_SYSKEYUP:
	/*
	 * Add the scan code and keypress timing to the random
	 * number noise, if we're using ssh.
	 * number noise.
	 */
	if (cfg.protocol == PROT_SSH)
	    noise_ultralight(lParam);
        noise_ultralight(lParam);

	/*
	 * We don't do TranslateMessage since it disassociates the
	 * resulting CHAR message from the KEYDOWN that sparked it,
	 * which we occasionally don't want. Instead, we process
	 * KEYDOWN, and call the Win32 translator functions so that
	 * we get the translations under _our_ control.