What is the javascript code to know whether the browser has mp3,audio encoding,video encoding and printing capability?
<p>I want a javascript code to know whether our browser has Mp3,audio encoding,video encoding and Printing capability or not.For example if i will click a button on 1st page on the next page i want to see the output like</p>

<p>Mp3 Capable:True/False
Audio Encoding Capabilty: True/False
Video Encoding Capability: True/False
Printing Capabilty: True/False</p>
