This page was last reloaded/refreshed at ...
This is a clock and is not affected by clearInterval(timer):
Reset: Reset (F5),
zt: DOES NOT STOP CLOCK (does it stop anything). It was suggested in How do I prevent a website like Drudgereport from automatically reloading?
Neither of the above "zt" bookmarklets would stop a META refresh from occurring.
view generated source ONLY if in Firefox
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Zapping Annoyances [zap]: 
zt: zap timers
-- STOPS the JavaScript CLOCK displayed at the top of this page.
Have added this bookmarklet to examples on my Newtab page.
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