<div id="main">

    

    <div id="demo" class="demo" style="width:68%; float:left;">

        <video class="video" id="sp" width="100%" height="100%" controls preload  controls="controls"loop="loop"autoplay="autoplay">

        //src="是视频存放的绝对路径"  可以冲后台传过来  也可以重数据库中获取原路径

        <source src="<%=spmcs %>"></source>

        </video>

    </div>

</div>