Question: i'm using `EXT.NET` ComboBoxFor control and binding it with the items collection.
below is my html

```
 X.ComboBoxFor(c => c.COUNTRY_CD).FieldLabel("Select Country").ID("CmbCountry").Editable(false).Width(300).Items(from p in Model.CountryList select new Ext.Net.ListItem { Text = p.COUNTRY_DESC, Value = p.COUNTRY_CD.ToString() })

```

how can i set the combobox to show the default value selected to be 0

Answer: 
Try this before you write anything to the HTTP body:

`header('Location: http://www.example.com/');`
see <http://php.net/manual/en/function.header.php>

```
header('Location: http://www.example.com/');
exit;

```