建立一个WEB工程,添加新项->HTML页面,命名为ProgressBar.htm,内容如下: 无标题页 "; Response.Write(jsBlock); Response.Flush(); } private void Page_Load(object sender, System.EventArgs e) { beginProgress(); for (int i = 1; i <= 100; i++) { setProgress(i); //此处用线程休眠代替实际的操作,如加载数据等 System.Threading.Thread.Sleep(50); } finishProgress(); } }