Marshall - 2:18 am on Sep 12, 2011 (gmt 0)

Have to admit, I'm not sure if onClick works on a link, but you could try
<a href='www.example.com' target='_blank' onClick="javascript:history.go(0)">

And you might have to add a <meta http-equiv="no-cache"> to the page to ensure a cached copy is not loaded.

Marshall