web 音频文件自动播放（兼容所有浏览器）

function AudioPerform() {
            var ua = navigator.userAgent.toLowerCase();
            var audiopath = "$!{TempletPath}images/ring.wav";
            if (ua.match(/msie ([d.]+)/)) {
                jQuery('#alert_sound').html('<object classid="clsid:22D6F312-B0F6-11D0-94AB-0080C74C7E95"><param name="AutoStart" value="1" /><param name="Src" value="' + audiopath + '" /></object>');
            }
            else if (ua.match(/firefox/([d.]+)/)) {
                //            jQuery('#alert_sound').html('<embed src="' + audiopath + '" type="audio/wav" hidden="true" loop="false" mastersound></embed>');
                jQuery('#alert_sound').html('<audio autoplay="autoplay"><source src="' + audiopath + '" type="audio/wav"/><source src="$!{TempletPath}images/ring.wav" type="audio/mpeg"/></audio>');
            }
            else if (ua.match(/chrome/([d.]+)/)) {
                jQuery('#alert_sound').html('<audio src="' + audiopath + '" type="audio/wav" autoplay=”autoplay” hidden="true"></audio>');
            }
            else if (ua.match(/opera.([d.]+)/)) {
                jQuery('#alert_sound').html('<embed src="' + audiopath + '" hidden="true" loop="false"><noembed><bgsounds src=' + audiopath + '></noembed>');
            }
            else if (ua.match(/version/([d.]+).*safari/)) {
                jQuery('#alert_sound').html('<audio src="' + audiopath + '" type="audio/wav" autoplay=”autoplay” hidden="true"></audio>');
            }
            else {
                jQuery('#alert_sound').html('<embed src="' + audiopath + '" type="audio/wav" hidden="true" loop="false" mastersound></embed>');
            }
        }