Job description
A google chrome plugin that checks if the user has entered the page, which will be located (among others) in the JSON database in a separate file, if he has entered the page will display a popup message "page from the database" with a message that will be added to the database for each url. The message should have a cross to close. There will also be in the database lists of exceptions such as: facebook, youtube the plugin will not take them into account at all.
The plugin will be updated all the time with new url's and descriptions so it has to support updates can be through oAuth or something else if it would be more optimal.