<script>
$(document).on('click', '.link', function(e) {
$(this).addClass('link_clicked');
e.preventDefault();
$('.bar').each(function() {
$(this).css('display', 'none');
});
var block = $(this).attr('href');
$(block).css('display', 'block');
});
$(document).on('click', '.link_clicked', function(e) {
e.preventDefault();
$(this).removeClass('link_clicked');
var block = $(this).attr('href');
$(block).css('display', 'none');
});
})
</script>
var e = $.Event( "keydown", { keyCode: 32 } );
// trigger an artificial keydown event with keyCode 64
$( "body" ).trigger( e );