.nav {
    width: 700px;
    height: 42px;
    margin: 0px auto 34px auto;
    background: url(../img/nav.gif) no-repeat;
    position: relative;
    padding: 0px;
    left: 0px;
}

.nav li {
	display: inline;
}
.nav li a:link, .nav li a:visited {
	position: absolute;
	top: 0;
	height: 42px;
	text-indent: -9000px;
	overflow: hidden;
	z-index: 10;
}

/* pages */

	.nav .idea a:link, .nav .idea a:visited {
		left: 228px;
		width: 75px;
	}
	.nav .idea a:hover, .nav .idea a:focus {
		background: url(../img/nav.gif) no-repeat -228px -42px;
	}
	.nav .idea a:active {
		background: url(../img/nav.gif) no-repeat -228px -84px;
	}
	.current-idea .idea a:link, .current-idea .idea a:visited {
		background: url(../img/nav.gif) no-repeat -228px -126px;
		cursor: default;
	}
	.nav-idea, .nav-idea-click {
		position: absolute;
		top: 0;
		left: 228px;
		width: 75px;
		height: 42px;
		background: url(../img/nav.gif) no-repeat -228px -42px;
	}
	.nav-idea-click {
		background: url(../img/nav.gif) no-repeat -228px -84px;
	}


	.nav .book a:link, .nav .book a:visited {
		left: 303px;
		width: 73px;
	}
	.nav .book a:hover, .nav .book a:focus {
		background: url(../img/nav.gif) no-repeat -303px -42px;
	}
	.nav .book a:active {
		background: url(../img/nav.gif) no-repeat -303px -84px;
	}
	.current-book .book a:link, .current-book .book a:visited {
		background: url(../img/nav.gif) no-repeat -303px -126px;
		cursor: default;
	}
	.nav-book, .nav-book-click {
		position: absolute;
		top: 0;
		left: 303px;
		width: 73px;
		height: 42px;
		background: url(../img/nav.gif) no-repeat -303px -42px;
	}
	.nav-book-click {
		background: url(../img/nav.gif) no-repeat -303px -84px;
	}



	.nav .images a:link, .nav .images a:visited {
		left: 376px;
		width: 92px;
	}
	.nav .images a:hover, .nav .images a:focus {
		background: url(../img/nav.gif) no-repeat -376px -42px;
	}
	.nav .images a:active {
		background: url(../img/nav.gif) no-repeat -376px -84px;
	}
	.current-images .images a:link, .current-images .images a:visited {
		background: url(../img/nav.gif) no-repeat -376px -126px;
		cursor: default;
	}
	.nav-images, .nav-images-click {
		position: absolute;
		top: 0;
		left: 376px;
		width: 92px;
		height: 42px;
		background: url(../img/nav.gif) no-repeat -376px -42px;
	}
	.nav-images-click {
		background: url(../img/nav.gif) no-repeat -376px -84px;
	}