Please note, this is a STATIC archive of website developer.mozilla.org from 03 Nov 2016, cach3.com does not collect or store any user information, there is no "phishing" involved.
Testing in Apple’s Safari 6.x proves expected functionality in comparison to Googele’s Chrome browser. However, Apple’s support documentation does not include the tag: https://goo.gl/vCnDp (Short URL used due to comment length restrictions)