function web_menu()
{
  var m_var;
  m_var="<table border=0 cellspacing=0 cellpadding=0 class=tf align=center width='98%'><tr align=center height=18>" +
        "<td><a class=h_menu href='./'>首页</a></td>" +
        "<td><a class=h_menu href='news.asp' alt='关于课程相关的新闻等'>课程动态</a></td>" +
        "<td><a class=h_menu href='video.asp' alt='视频教学,课程教学视频'>视频教学</a></td>" +
        "<td><a class=h_menu href='flea.asp' alt='自助服务'>自助服务</a></td>" +
        "<td><a class=h_menu href='article.asp' alt='介绍美术相关知识'>美苑文栏</a></td>" +
        "<td><a class=h_menu href='down.asp' alt='课程相关资源下载'>教学资源</a></td>" +
        "<td><a class=h_menu href='gallery.asp' alt='优秀美术作品展示'>美苑展厅</a></td>" +
        "<td><a class=h_menu href='forum.asp' alt='美苑论坛'>美苑论坛</a></td>" +
        "<td><a class=h_menu href='gbook.asp' alt='在线留言'>在线留言</a></td>" +
        "<td><a class=h_menu href='chat.asp' alt='对课程教学的在线交流'>在线交流</a></td>" +
        "</tr></table>"
  return m_var;
}