弹出一个新页面，且旧页面不刷新

<asp:Button runat="server"  CssClass="btn btn_normal"
                 ID="add1" Text="附件资料" Height="22px" OnClientClick="fjzl()"  />

<script language="javascript">
          function fjzl() {
              window.open('HouseMap.aspx?house_id=<%=houseid() %>&buildingnum=<%=buildingnum() %>', '', 'width=1000,height=800,left=100,top=100,scrollbars=1,staus=1,toolbar=1,location=1');
          }
</script>