ExtJs 4 form example

HTML

<link rel="stylesheet" href="http://dev.sencha.com/deploy/ext-4.0.2a/resources/css/ext-all.css">

JavaScript

Ext.onReady(function() {    
    var addUserForm = Ext.create(
        'Ext.container.Container',
        {
            renderTo: Ext.getBody(),
            layout: {
                type: 'hbox'
            },
            anchor: '100%',
            defaults: {
                width: 200,
                xtype: 'textfield',
                style: {
                    padding: '10px'
                }
            },
            items: [{
                name: 'amount',
                fieldLabel: 'Amount'
            },{
                name: 'currency',
                fieldLabel: 'Currency'
            }]
        }
    );
});