Obviously, you can not make Java Script Phone.
JS technology simply does not allow it.
However, it is possible with Flashphoner JavaScript API.

How does it work?
The scheme is very simple.
Flashphoner server provides an API for flash applications allows you create your own flash-phones.
We made it as a library flashphoner_api.swc.
(API description here)

Our team works at JS API right now.
We will prepare for you Full-featured JavaScript Phone with Video, Transfer, Hold and other features.
Also auto-login feature will be included here.

Please write us any suggestions about JS API functions or any features
and we will include it to our roadmap.

JavaScript better then Flash for any user interfaces in the web.

Why?
There are specific reasons
1. Load faster
2. Work faster
3. Language is easier
4. Made faster – no compile needed
5. GUI elements can be placed in any place on th page

Flashphoner present Starter licence.
Starter license is designed for small volume of calls and has some functional restrictions.
We made price ​​especially small to give you opportunity to try the Flash-Telephony almost for free.
It cost only $500.

H.264 support has been fully tested and ready for use in production.
Download it here.

Finally, new version with support of H.264 codec is pre-released.
From now you can make high-resolution Flash-SIP videocalls!
This is a great pride for our team to provide best audio and video quality of RTMP-SIP communications to our customers.
We invite everyone to beta-testing new high-quality Flash-SIP videocalls.
Download it here.

P.S. This version also include IM chatting support.

IM chatting will also be included in the next release.
From now you can send and receive text message from any SIP softphone.
This helpfull option is perfect for online help and Call-centers where you often need show links to your visitors in text chat.

Our team is preparing to present support of h.264 codec.
Implementing already completed and tests ready to start. Firstly we will issue a pre-release patch and everyone will be able to download and. After comprehensive tests this feature will be released officially.

h.264 is on of the most popular high definition codec on the web.
With it you can make excellent-quality videocalls.

Flashphoner – the only solution on the market with such good price/quality ratio. You couldn`t find software with this list of characteristics and for this price. Also Flashphoner has Free Developer Version for 10-connects (unlimited in time).

In this age of rapid changes, any software is valuable not only by their features, but mostly by simplicity of the integration into existing complex. Flashphoner made great strides in this direction. Integration takes 1-2 weeks in average, including testing and debugging. Reasons – detailed documentation and jet support team, which helps implement Flashphoner in a few days.