function say(m) {
var msg = new SpeechSynthesisUtterance();
var voices = window.speechSynthesis.getVoices();
msg.voice = voices[10];
msg.voiceURI = "native";
msg.volume = 1;
msg.rate = 1;
msg.pitch = 0.8;
msg.text = m;
msg.lang = 'en-US';
speechSynthesis.speak(msg);
}