public List<TestItem> GetItems()
        {
            List<TestItem> items = new List<TestItem>();

            for (int i = 0; i <= 10; i++)
            {
                TestItem tmp = new TestItem { Name = "Name-"+i, Color="#ffff"+i };
                items.Add(tmp);
            }

            return items;
        }
        public TestItem GetItemData(string ID)
        {
            int id = 0;
            if (int.TryParse(ID, out id))
            {
                List<TestItem> items = new List<TestItem>();
                for (int i = 0; i <= id; i++)
                {
                    TestItem tmp = new TestItem { Name = "Name-" + i, Color = "#ffff" + i };
                    items.Add(tmp);
                }

                //Return Last (single item)
                return items.Last();
            }
            return null;
        }