html, body { margin:0; padding:0; height:100%; }
a:link, a:visited, a:hover, a:active, a:focus { text-decoration:none; }
.xdiv { position:absolute; overflow:hidden; -moz-box-sizing:border-box; -webkit-box-sizing:border-box; -ms-box-sizing:border-box; box-sizing:border-box; }
.buttoncontrol { position:absolute; width:100%; height:100%; z-index:4; background:url(empty) repeat; }
.imglayer { position:absolute; width:100%; height:100%; border:none; }