У вашего броузера проблема в совместимости с HTML5
Opening a legitimate looking email which includes an image on an iPhone, iPad or Mac while using an Asus router with a default or guessable password can compromise the security of your internal network. We conducted tests on two Asus routers; Asus RT-N16 and Asus RT-N56U and the attack was successful. It is possible that other routers could be affected, also those not manufactured by Asus. You can read more about this type of attack in the following blog post: http://www.acunetix.com/blog/web-security-zone/the-email-that-hacks-you/