Recent answers to Need to undo "Prevent Site from Creating Anymore Dialogs" checkbox on gmail.https://support.mozilla.org/en-US/questions/8450202011-07-03T07:34:02-07:00You're welcome
2011-07-03T07:34:02-07:00cor-elhttps://support.mozilla.org/en-US/questions/845020#answer-209920<p>You're welcome
</p>That fixed it! Thank you!
2011-07-03T05:18:07-07:00manda.turetskyhttps://support.mozilla.org/en-US/questions/845020#answer-209878<p>That fixed it! Thank you!
</p>Reload those web page(s) and bypass the cache.
Press and hold Shift and left-click the Reload butt2011-07-02T08:18:06-07:00cor-elhttps://support.mozilla.org/en-US/questions/845020#answer-209595<p>Reload those web page(s) and bypass the cache.
</p>
<ul><li> Press and hold Shift and left-click the Reload button.
</li><li> Press "Ctrl + F5" or press "Ctrl + Shift + R" (Windows,Linux)
</li><li> Press "Cmd + Shift + R" (MAC)
</li></ul>