CheckBoxList Checked Items

public static class CheckBoxListExtender 
{ 
    public static List<ListItem> CheckedItems(this CheckBoxList list) 
    { 
            List<ListItem> col = new List<ListItem>(); 
            foreach (ListItem item in list.Items) 
            { 
                if (item.Selected) 
                    col.Add(item); 
            } 
            return col; 
    } 
}