you can add this code in jsp file..
i am using it and it works...

<%
response.setHeader("Cache-Control","no-store"); //HTTP 1.1
response.setHeader("Pragma","no-cache"); //HTTP 1.0
response.setDateHeader ("Expires", 0); //prevents caching at the proxy 
server
%>

regards,
James Yuk :-)



>From: "Vishnu  Kumar" <vishnuvkumar@r...>
>Reply-To: "Pro_JavaServer_Pages" <pro_jsp@p...>
>To: "Pro_JavaServer_Pages" <pro_jsp@p...>
>Subject: [pro_jsp] javascript
>Date: 4 Jan 2001 06:52:46 -0000
>
>hello ,
>        I am sorry to ask a question on jsp here.can anyone tell me how to
>clear the history ,so that he/she can not go back.

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