var settingsStore = new Ext.data.Store({
	model: 'Settings',
	data: [
		{name: 'refreshLoc', label: 'Refresh geolocation'},
		{name: 'logout', label: 'Logout'}
	]
});


var popup = new Ext.Panel({
	floating: true,
	modal: true,
	centered:true,
	width:300,
	height:200,
	scroll: 'vertical',
	items: [
		{
			xtype:'list',
			store: settingsStore,
			itemTpl: '<div>{label}</div>'
		}
	],
	listeners: {
		itemtap: function(list, idx, item, e){
			popup.hide();
		}
	},
});

popup.show();