Attempted Harp.ui panel toggling button

gistfile1.js

$('.btn.closex').bind('tap',function(){
	panel.close();
	$(this).removeClass('closex').addClass('openx');
});

$('.btn.openx').bind('tap',function(e){
	panel.open({direction:'right'});
	$(this).removeClass('openx').addClass('closex');
});