You'll receive a list of 20 websites. For each website, you should:
1. On mach os, use each of the browser : FireFox, Chrome, Safari
1. go to url
2. In case a registration is required please do so
3. put in development Console the js to run
4. click run
5. if there is an image on the page (at 200px size image) hover over images on and see that a t...