#main-1  {
	position: absolute;
	top: 5px;
	left: 5px;
	}

#main-2  {
	position: absolute;
	top: 5px;
	left: 305px;
	}

#main-3  {
	position: absolute;
	top: 5px;
	left: 605px;
	}

#main-4  {
	position: absolute;
	top: 305px;
	left: 5px;
	}

#main-5  {
	position: absolute;
	top: 305px;
	left: 305px;
	}

#main-6  {
	position: absolute;
	top: 305px;
	left: 605px;
	}

#main-7  {
	position: absolute;
	top: 605px;
	left: 5px;
	}

#main-8  {
	position: absolute;
	top: 605px;
	left: 305px;
	}

#main-9  {
	position: absolute;
	top: 605px;
	left: 605px;
	}

#drinnen a {
	display: block;
	text-indent: -2000px;
	width: 300px;
	height: 300px;
}

#drinnen a:link  {
	background-position: 0 0;
}

#drinnen a:link:hover {
	background-position: -300px 0;
}

#drinnen a:visited	{
	background-position: 0 -300px;
}

#drinnen a:visited:hover {
	background-position: -300px -300px;
}