my $scrollbar = $mlistbox_inhalte -> Scrollbar( -orient => "vertical" );
$scrollbar -> place( -x => 833 , -y => 1 , -height => 207 , -width => 10 );
							  
$mlistbox_inhalte -> configure( -yscrollcommand => [ 'set'  , $scrollbar ] );
$scrollbar -> configure( -command => [ 'yview' => $mlistbox_inhalte ] );