A simple Mozilla Firefox extension to Execute a jQuery/Javascript snippet on a web page on demand and show the response.

Configure the web page URL and Code snippet in Addons > Extensions > PageQuery > Options after installation.

Once configured, click the PageQuery button from toolbar to execute the snippet.

Use case: Watch a particular text on a web page for changes [In my case check if cyan update released for Lumia 1020 in Finland on Nokia support site]

Download files:


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