Hi,
It is a simple page with an autopostback server control, in my case – a dropdownlist with static items.
I have bumped up against two problems with navigating the page history through ‘back’ and ‘forward’ browser buttons:
1. When caching is disabled and after some playing with the DDL and navigation buttons, browsers (in my case IE9 and FFox10) come up with “Webpage has expired”, i.e. they don’t want to reload my page automatically. Many would like to disable
those buttons but it is not my case, instead, I would like the page to be reloaded from server automatically.
Is there a way to do this?
2. When page caching is enabled with the following directive
<%@ OutputCache Location="Any" Duration="60" VaryByParam="none" %>
and I choose an item from the DDL, a postback occurs and page is reloaded. According to my observations, in this case, two versions ...
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