The source code

    Ext.onReady(function(){
        var btn = Ext.get("create-grid");
        btn.on("click", function(){
            btn.dom.disabled = true;

            // create the grid
            var grid = new Ext.ux.grid.TableGrid("the-table", {
                stripeRows: true // stripe alternate rows
            });
            grid.render();
        }, false, {
            single: true
        }); // run once
    });