Yep, if you don't mind using the flex client and mod_rtmp. Check it out:
http://wiki.freeswitch.org/wiki/Mod_rtmp

Be sure to see the note about where to get the flex client...

-MC

On Wed, Feb 29, 2012 at 5:31 PM, Wagner <wagnerspi@gmail.com> wrote:

hello ,

is there any Web application that i could use to let a user call to my ivr through my website?

thanks