//安全退出按钮的单击事件
protected void Button1_Click(object sender, EventArgs e)
{
Session.Abandon(); //取消当前会话
Session.Clear(); //清除当前浏览器进程所有session
Response.Write("<script>window.top.opener=null;window.top.location='../EquimentManage/Login.aspx';</script>");
}