left页
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    <h1 class="title"><span class="close">全部收起/展开</span>后台管理</h1>
    <div class="menu">
    <form id="frm" runat="server" action="Login.aspx" target="_top">
  <h1 class="l1">招聘系统管理</h1>
  <div class="slist">
    <h2 class="l2"><a href="JobZp.aspx" target="right" >应聘信息管理</a></h2>
    <h2 class="l2"><a href="Job.aspx" target="right">招聘信息管理</a></h2>
    <h2 class="l2"><asp:LinkButton ID="lbtnTc" runat="server" OnClientClick="return confirm('确定退出管理系统么?')" onclick="LinkButton1_Click">退出</asp:LinkButton></h2>
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  <h1 class="l1">超级管理员</h1>
  <div class="slist">
    <h2 class="l2"><a href="Addadmin.aspx" target="right">添加管理员</a></h2>
    <h2 class="l2"><a href="Modifyadmin.aspx" target="right">修改信息</a></h2>
    <h2 class="l2"><a href="Detailadmin.aspx" target="right">管理员列表</a></h2>
    <h2 class="l2"><a href="Systeminf.aspx" target="right">系统信息</a></h2>
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</div></body>主框架页
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<body>
    对不起,本页面使用了框架!你的浏览器不支持!
</body>
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 left页加上那段Jquery后  在主框架页点击就不会跳转页面了具体是哪里冲突了  求大神指教....