sbright33:
Would you be able to help me when I get to that point? CGI or Javascript?
Sure, I prefer Perl over php.
I suggest going for CGI as then it's run server side and you are not relying on the users device having to support js.
Can the HTML5 Audio object play a uLaw encoded WAV file? On iPhone?
Can't say for sure, but my guess would be no, probably only uncompressed PCM.
EDIT:
See here:
Then scroll down to Browser compatibility then click on the tables tabs Desktop or Mobile to check compatibility.