How to preload a sound in Javascript?

Question

I can preload images easily thanks to the onload function. But it doesn\'t work with audio. Browsers like Chrome, Safari, Firefox, etc. don\'t support the

Answer 1

//Tested on Chrome, FF, IE6

function LoadSound(filename) {
    var xmlhttp;
    if (window.XMLHttpRequest) { // code for IE7+, Firefox, Chrome, Opera, Safari
        xmlhttp = new XMLHttpRequest();
    } else { // code for IE6, IE5
        xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
    }
    xmlhttp.onreadystatechange = function() {
        if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {
            document.getElementById("load-sound").innerHTML = '';
        }
    }
    xmlhttp.open("GET", filename, true);
    xmlhttp.send();
}

Reference

• http://sharkysoft.com/tutorials/jsa/content/048.html
• jQuery: How do you preload sound?
• http://jsarchive.8m.com/Main/audio.html