body.preloader-running{
    overflow: hidden;
}

div#preloader {
    background: none repeat scroll 0 0 white;
    height: 100%;
    left: 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 99999;
}

#status  {
     width: 200px;
     height: 200px;
     position: fixed;
     left: 50%;
     top: 50%;
     background-image: url(../images/loader.gif);
     background-repeat: no-repeat;
     background-position: center;
     background-size: 80px 79px;
     margin: -100px 0 0 -100px;
 }