function checkVideo()
{
if(!!document.createElement(’video’).canPlayType)
{
var vidTest=document.createElement(”video”);
oggTest=vidTest.canPlayType(’video/ogg; codecs=”theora, vorbis”’);
if (!oggTest)
{
h264Test=vidTest.canPlayType(’video/mp4; codecs=”avc1.42E01E, mp4a.40.2”’);
if (!h264Test)
{
document.getElementById(”checkVideoResult”).innerHTML=”抱歉你的浏览器不支持HTML5 video标签！.”
}
else
{
if (h264Test==”probably”)
{
document.getElementById(”checkVideoResult”).innerHTML=”非常棒！你的浏览器支持HTML5 video标签！”;
}
else
{
document.getElementById(”checkVideoResult”).innerHTML=”Meh. Some support.”;
}
}
}
else
{
if (oggTest==”probably”)
{
document.getElementById(”checkVideoResult”).innerHTML=”非常棒！你的浏览器支持HTML5 video标签！”;
}
else
{
document.getElementById(”checkVideoResult”).innerHTML=”Meh. Some support.”;
}
}
}
else
{
document.getElementById(”checkVideoResult”).innerHTML=”Sorry. No video support.”
}
}

HTML5 Video(视频)

很多站点都会使用到视频. HTML5 提供了展示视频的标准。