Ext.setup({
    onReady: function() {
		var twitter ={
		dock:"top",
		style:"background-color: #000099;color:white;",
		title: "twitter",
		html: "some content from twitter comes here"
		}
		var plus ={
		dock:"top",
		style:"background-color: #aaaaa;color:black;",
		title: "Google Plus",
		html: "some content from Google Plus comes here"
		}
		var facebook ={
		dock:"top",
		style:"background-color: #aaaa55;color:white;",
		title: "facebook",
		html: "some content from Facebook comes here"
		}
		var rootPanel= new Ext.TabPanel({
		fullscreen: true,
		layout: 'fit',
		items: [twitter,plus,facebook]
		});


	}
	});