How to go back to previous page in asp.net while retaining the previous page data
<p>I am having problem while using onclick="javascript:history.back();" with Aspnet. In the first page i filled some data and click search button it show some results, i click on particular result for its details which navigate to the 2nd page but when i click on custom back button it refresh the page and all data set to initial values,when i use onclick="javascript:history.back();" I get nothing but the page displays "webpage has expired." </p>

<p>Thanks in advance!</p>
