Videobg
<div id="preloader"></div>
  <div id="videoBG">
        <video preload="true" autoplay="" onended="this.play();" loop="">
            <source src="http://onx.wdfiles.com/local--files/videobg/wc_spheres.mp4" type="video/mp4">
            <source src="/videos/wc_spheres.ogv" type="video/ogg">
        </video>
#videoBG {
    width: 100%;
    height: 100%;
    position: fixed;
        top: 0;
        left: 0;
    z-index: -1000;
    overflow: hidden;
}
.noVideo {
    background: url('../img/page/videobackground.jpg') no-repeat;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
}