Ext.onReady(function() {
	criaGrid();
});

function criaGrid() {
var myData = [ ['Apple',29.89,0.24,0.81,'9/1 12:00am'], 
	['Ext',83.81,0.28,0.34,'9/12 12:00am'],
	 ['Google',71.72,0.02,0.03,'10/1 12:00am'], 
	['Microsoft',52.55,0.01,0.02,'7/4 12:00am'], ['Yahoo!',29.01,0.42,1.47,'5/22 12:00am'] ]; 
var myReader = new Ext.data.ArrayReader({}, 
	[ {name: 'company'}, 
	{name: 'price', type: 'float'}, 
	{name: 'change', type: 'float'}, 
	{name: 'pctChange', type: 'float'}, 
	{name: 'lastChange', type: 'date', dateFormat: 'n/j h:ia'} ]); 

var grid = new Ext.grid.GridPanel({ store: new Ext.data.Store({ data: myData, reader: myReader }), 
	columns: [ {header: 'Company', width: 120, sortable: true, dataIndex: 'company'}, 
		{header: 'Price', width: 90, sortable: true, dataIndex: 'price'}, 
		{header: 'Change', width: 90, sortable: true, dataIndex: 'change'}, 
		{header: '% Change', width: 90, sortable: true, dataIndex: 'pctChange'}, 
		{header: 'Last Updated', width: 120, sortable: true, renderer: Ext.util.Format.dateRenderer('m/d/Y'), 
		dataIndex: 'lastChange'} ], 
	viewConfig: { forceFit: true }, 
	renderTo: 'grid', 
	width: '80%', frame: true });
grid.getSelectionModel().selectFirstRow();


grid.on('rowclick', function(grid, row, col, e) {
	var rec = grid.getStore().getAt(row);
	alert(rec.data.company);
});

}