[code:js]
// the "service specification" that we'll activate
var ttsService = {
  service: "TextToSpeech",  
  version: "1",  
  minversion: "1.0.2"  
};
  
// check for the presence of TextToSpeech, and dump results in the
// specified div
function checkForTextToSpeech(divName) {
  YAHOO.bp.isServiceActivated(
    ttsService,
    function() {
      var _divName = divName;
      return function(haveIt) {
        var d = document.getElementById(_divName);
        d.innerHTML = haveIt;            
      };
    }());
}
 
YAHOO.bp.init(function(res) {
  if (res.success) {
    checkForTextToSpeech("before");
    YAHOO.bp.require({services: [ ttsService ]},
                     function(r) {
                       checkForTextToSpeech("after");
                       if (r.success) {
                         YAHOO.bp.TextToSpeech.Say(
                           { utterance: "text to speech is activated" },
                           function() {} );
                       }
                     });
  }
});