Bill.reg.FieldSet = Ext.extend(Ext.form.FieldSet, {
    initComponent: function() {      
        Ext.apply(this, {
            labelWidth: 170,
            defaults: {anchor: '100%'}
            //border: false
        });
        Bill.reg.FieldSet.superclass.initComponent.apply(this, arguments);
    }
});
Ext.reg('bill-reg-fieldset', Bill.reg.FieldSet);