for (int j = i; j < count; j++)
            {
                Application.DoEvents();//
                mycEXWB.InvokeScript("Load", new object[] { quyu, j });//1号:2号跳出后，这里还要是再次执行一次
                string str = string.Empty;

                foreach (IHTMLElement elem in elems)
                {
                    if (elem != null)
                    {
                        img = (IHTMLImgElement)elem;
                        str += Environment.NewLine + img.src;
                        if (str.Contains("1111"))
                        {
                            IsStart = true;//2：在这里跳出以后，始终都要再执行一次1号语句那里，我需要的是跳出以后直到跳出循环，到3号语句那里
                            break;
                        }
                    }

                }
                Thread.Sleep(300);
                if (IsStart)
                    break;
            }
   IsStart = false;//3:我想跳到的位置