У вашего броузера проблема в совместимости с HTML5
Fluke Networks IntelliTone Pro 200 Toner
http://amzn.to/2yhLSKY
In this video I give a basic example of how to troubleshoot and trace ethernet cable in a home or business using two different cable testers. I demonstrate the Fluke Networks MT-8200-60A IntelliTone Pro 200 Toner and Probe Kit.
If you are having network issues and you need to determine that you have a cabling issue then you need to be armed with professional tools to get the job done.
If you are in the Savannah GA area please feel free to drop in and say hi.
http://www.TimsComputerFix.net