html,body{
	width: 100%;
	height: 100%;
	overflow: hidden;
	padding: 0;
	margin: 0;
}
div#content{
	width: 100%;
	height: 100%;
	overflow: auto;
}
div#loading{
	width: 100%;
	height: 100%;
	position: absolute;
	top: 0;
	left: 0;
	background-color: gray;
	background-color: rgba(0,0,0,0.5);
	background-image: url('../img/load.gif');
	background-repeat: no-repeat;
	background-position: center;
}