为什么我的框架页(是弹出窗口)按f5刷新时,页面自动关闭了???

<%
Set Member = Server.CreateObject("EIIS.Organize")
%>
<HTML>
<HEAD>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<TITLE><%=Member.strGetName(Member.lngGetRootID())%></TITLE>
<NOSCRIPT>
</HEAD>
<BODY>
</NOSCRIPT>
<FRAMESET MARGINWIDTH="0" MARGINHEIGHT="0" LEFTMARGIN="0" TOPMARGIN="0" BORDERCOLOR="#4A4947" FRAMESPACING="2" BORDER="1" FRAMEBORDER="1" ROWS="132,*">
  <FRAME MARGINWIDTH="0" MARGINHEIGHT="0" LEFTMARGIN="0" TOPMARGIN="0" BORDER="0" FRAMEBORDER="0" SCROLLING="no" NORESIZE="false" SRC="head.asp" NAME="head" PADDING="0">
  <FRAME MARGINWIDTH="0" MARGINHEIGHT="0" LEFTMARGIN="0" TOPMARGIN="0" BORDER="0" FRAMEBORDER="0" SCROLLING="auto" NORESIZE="false" SRC="Main.asp" NAME="Main" PADDING="0">
</FRAMESET>
</BODY>
</HTML>