This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.
TelephonyCall object indicating the call that is currently active. The active call is the one that is currently receiving input from the microphone as well as tones generated by calls to the
var call = window.navigator.mozTelephony.active;
TelephonyCall object representing the currently-active call.
This is a non standard implementation, but it is discussing at W3C as part of the System Application Working Group.
|Web Telephony API||Editor's Draft||Editor Draft (WIP).|
For obvious reasons, support is primarily expected on mobile browsers.
|Feature||Chrome||Firefox (Gecko)||Internet Explorer||Opera||Safari|
|Basic support||Not supported||Not supported||Not supported||Not supported||Not supported|
|Feature||Android||Firefox Mobile (Gecko)||IE Mobile||Opera Mobile||Safari Mobile|
|Basic support||Not supported||12.0 (12.0)||Not supported||Not supported||Not supported|