У вашего броузера проблема в совместимости с HTML5
http://www.ehow.com/how_7555682_fix-jack-using-100k-resistor.html MagicJack Caller Id Fix. A female to female coupling, 12 inch phone line, and a 100k ohm resistor. Parts from walmart and radioshack cost around $8. Put resistor across red wire and green wire. Simple as that. If that single one doesnt work, put another one in series with it.