public void ItemInsertedEvent(object sender, AjaxControlToolkit.ComboBoxItemInsertEventArgs e)
{
// read from your data table in this event and bind the data to the combo boxs
}
public void ItemInsertingEvent(object sender, AjaxControlToolkit.ComboBoxItemInsertEventArgs e)
{
string itemToBeInserted = e.Item.Value;
// make a call to add this item to your data table
}
protected void ComboBox2_ItemInserting(object sender, AjaxControlToolkit.ComboBoxItemInsertEventArgs e)
{
}
