Webnauts - 1:08 pm on May 21, 2011 (gmt 0)

Why don't you tell Google Web Preview to go home, adding in your .htaccess file the lines:

RewriteEngine on
RewriteCond %{HTTP_USER_AGENT} ^(.*)Preview(.*)$
RewriteRule ^(.*)$ [google.com...] [R=301,L]