Time?
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why sometimes time is not running?
It is possible you got disconnected. You can try a few things. Make sure you have the newest version of your browser, clear your cache, and disable Flash for the site.
You might also look through the following: https://support.chess.com/customer/en/portal/articles/1444918-my-internet-connection-is-fine---why-am-i-getting-disconnects-