How can I stop sites from being able to tell when they're visible? AKA How do I disable Page Visibility API?
So there's this relatively new facility provided by most browsers called the Page Visibility API, wherein pages can tell when they're actually visible. Lots of sites have taken advantage of this not ...
Possible Duplicate: Stop PDFs from displaying inside Google Chrome Chrome is opening the PDF files automatically and don't give option to save the file. How can i change this behavior?