{
if ( 0 == wmeta->active /* No shifting with less */
|| wmeta->chain_start == wmeta->chain_end /* than two windows visible */
|| (dir != 'f' && dir != 'b')) /* or wrong direction char. */
{
{
if ( 0 == wmeta->active /* No shifting with less */
|| wmeta->chain_start == wmeta->chain_end /* than two windows visible */
|| (dir != 'f' && dir != 'b')) /* or wrong direction char. */
{