ready() step 1

gistfile1.js

ready: function (element, options) {
	backColor = options.item.BackColor;

	var detailHeader = element.querySelector('#detailHeader');
	detailHeader.style.msGridColumns = '80px 1fr 325px;'; //'1fr 300px';
	detailHeader.style.backgroundColor = backColor;

	backButton.className = "win-backbutton backbutton";

	var zoomIn = document.querySelector("#zoomIn");
	zoomIn.style.display = 'none';

	var zoomOut = document.querySelector("#zoomOut");
	zoomOut.style.display = 'none';

	document.querySelector("#refreshCmd").style.display = 'inline';
	//*********************************************************

	refreshPointer.Refresh = RefreshData;

	listView = element.querySelector('.grouplist').winControl;
	var groupDataSource = groupedItems.createGrouped(function (item) {
			return item.group.key;
		}, function (item) {
			return {
				title: item.group.title,
			}
		}).groups;

	ui.setOptions(listView, {
		itemDataSource: groupedItems.dataSource,
		groupDataSource: null,
		itemTemplate: element.querySelector('.itemTemplate'),
		layout: new ui.GridLayout({ groupHeaderPosition: "top" }),
		oniteminvoked: this.itemInvoked.bind(this)
	});

	globalNombreSection = options.item.NombreSeccion;
	element.querySelector('#sectionHeader').textContent = options.item.NombreSeccion;

	this.updateLayout(element, Windows.UI.ViewManagement.ApplicationView.value);

	feedToShow = options.item.group.url;

	list.splice(0, list.length - 1);
	if (list.length > 0) {
		list.pop();
	}

	FillNews(serviceRootSite + feedToShow);
},