#visit {
	display: block;
	width: 188px;
	height: 37px;
	background: url(images/visitsite.png) no-repeat top;
	border: none;
}
#visit:active {
	background: url(images/visitsite.png) no-repeat bottom;
	border: none;
}
#book {
	display: block;
	width: 295px;
	height: 61px;
	background: url(images/book.png) no-repeat top;
	border: none;
}
#book:active {
	background: url(images/book.png) no-repeat bottom;
	border: none;
}

#dna {
	display: block;
	width: 295px;
	height: 61px;
	background: url(images/dna.png) no-repeat top;
	border: none;
}
#dna:active {
	background: url(images/dna.png) no-repeat bottom;
	border: none;
}

#group {
	display: block;
	width: 266px;
	height: 37px;
	background: url(images/group.png) no-repeat top;
	border: none;
}
#group:active {
	background: url(images/group.png) no-repeat bottom;
	border: none;
}

#login {
	display: block;
	width: 86px;
	height: 40px;
	background: url(images/login.png) no-repeat top;
	border: none;
}
#login:active {
	background: url(images/login.png) no-repeat bottom;
	border: none;
}