javascript实现简单的进度条

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Threading;
using System.IO;
 
public partial class _Default : System.Web.UI.Page 
{
 private void beginProgress()
 {
 //根据ProgressBar.htm显示进度条界面
 string templateFileName = Path.Combine(Server.MapPath("."), "ProgressBar.htm");
 StreamReader reader = new StreamReader(@templateFileName,System.Text.Encoding.GetEncoding("GB2312"));
 string html = reader.ReadToEnd();
 reader.Close();
 Response.Write(html);
 Response.Flush();
 }
 
 private void setProgress(int percent)
 {
 string jsBlock = "SetPorgressBar('" + percent.ToString() + "'); ";
 Response.Write(jsBlock);
 Response.Flush();
 }
 
 private void finishProgress()
 {
 string jsBlock = "