Give me another suggestion pz.

mthalis wrote:
> 
> i have already implemented login, logout parts using struts(jsp). But the
> case is after logged out, when i press  back button it is redirected to
> the particular page that i was in before logged out. these are my codings,
> and plz kind enough to give me reasonable answer.
>  
> //set sessions//
>         HttpSession session=request.getSession();
>         session.setAttribute("userName", userLoginForm.getName());
> 
> //verify log or not
> <%
> String userId=(String)session.getAttribute("userName"); 
>       if(userId !=  null){
>  %>
>       
> 
> ///if not log
> <%
> }
> else{
>       response.sendRedirect("./index.jsp");
> }
> %>
> 
> //logout
> <%
> session.removeAttribute("userName");
> session.invalidate();
> response.sendRedirect("./welcome.jsp");
>  %>
> 
> 

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