Edit in JSFiddle

var countries = 'US,Germany,UK,Japan,Italy,Greece'.split(',');
var data = [];
for (var i = 0; i < 10; i++) {
    data.push({
        id : i,
        country : countries[i % countries.length],
        date : new Date(2014, i % 12, i % 28),
        amount : Math.random() * 10000,
        active : false,
    });
}

var grid = new wijmo.grid.FlexGrid('#FlexGrid');
grid.itemsSource = data;
grid.imeEnabled = true;
<div id="FlexGrid" class="grid"></div>
.grid {
    height: 200px;
}