/* header TU logo */
#TU_logo {
	float: left;
	margin-top: 22px;
	margin-left: 60px;
}
/* この２つでリンクの境界線を消す */
#TU_logo a img {
	border: none;
}
#TU_logo a:hover img {
	border: none;
}

/* chem logo */
#chem_logo a img {
	float: left;
	margin-top: 22px;
	margin-left: 20px;
}
#chem_logo a img {
	border: none;
}
#chem_logo a:hover img {
	border: none;
}

/* header right-top */
#Tohoku_University {
	float: right;
	margin-top: 50px;
	margin-right: 90px;
}

/* header SSOC logo */
#SSOC_iwa {
	float: left;
	margin-top: 2px;
	margin-left: 38px;
	margin-bottom: 4px;
}
#SSOC_iwa a img {
	border: none;
}
#SSOC_iwa a:hover img {
	border: none;
}

/* --- navigation lists --- */
#wrapper #nav ul{
	float: left;/* このfloatでアイコンが横並びになる */
	list-style-type: none;/* これでリストの点がなくなる */
	padding: 0px;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 2px;
	margin-left: 30px;
}

#nav li{
	float: left;/* これでリストが横並びになる */
}

/* nav間のmarginを指定する */
#nav ul li{
	margin: 0 0 0 2px;
}

/* nav_top */
a span {
	display:none;
}
#nav_top a {
	display:block;
	background-image:url(../images/body-title.png);
	background-repeat: no-repeat;
	height: 31px;
	width: 96px;
	color: #cc33ff;
	font-size: 15px;
	line-height: 31px;
	font-family: "Meiryo", 'メイリオ';
	font-weight: bold;
	text-decoration: none;
	border:2px solid #A9A9A9;/* 外枠の色 */  
	text-shadow: 1px 1px 1px #999999;
	border-radius: 5px;
}
#nav_top a:hover {
	display:block;
	background-image:url(../images/down.png);
	background-repeat: no-repeat;
	height: 31px;
	width: 96px;
	color: #ffffff;
	font-size: 15px;
	line-height: 31px;
	font-family: "Meiryo", 'メイリオ';
	font-weight: bold;
	text-decoration: none;
	border:2px solid #A9A9A9;/* 外枠の色 */  
	text-shadow: 1px 1px 1px #999999;
	border-radius: 5px;
}
/* nav_research */
#nav_research a {
	display:block;
	background-image:url(../images/body-title.png);
	background-repeat: no-repeat;
	height: 31px;
	width: 96px;
	color: #cc33ff;
	font-size: 15px;
	line-height: 31px;
	font-family: "Meiryo", 'メイリオ';
	font-weight: bold;
	text-decoration: none;
	border:2px solid #A9A9A9;/* 外枠の色 */  
	text-shadow: 1px 1px 1px #999999;
	border-radius: 5px;
}
#nav_research a:hover {
	display:block;
	background-image:url(../images/down.png);
	background-repeat: no-repeat;
	height: 31px;
	width: 96px;
	color: #ffffff;
	font-size: 15px;
	line-height: 31px;
	font-family: "Meiryo", 'メイリオ';
	font-weight: bold;
	text-decoration: none;
	border:2px solid #A9A9A9;/* 外枠の色 */  
	text-shadow: 1px 1px 1px #999999;
	border-radius: 5px;
}
/* nav_publications */
#nav_publications a {
	display:block;
	background-image:url(../images/body-title.png);
	background-repeat: no-repeat;
	height: 31px;
	width: 96px;
	color: #cc33ff;
	font-size: 15px;
	line-height: 31px;
	font-family: "Meiryo", 'メイリオ';
	font-weight: bold;
	text-decoration: none;
	border:2px solid #A9A9A9;/* 外枠の色 */  
	text-shadow: 1px 1px 1px #999999;
	border-radius: 5px;
}
#nav_publications a:hover {
display:block;
	background-image:url(../images/down.png);
	background-repeat: no-repeat;
	height: 31px;
	width: 96px;
	color: #ffffff;
	font-size: 15px;
	line-height: 31px;
	font-family: "Meiryo", 'メイリオ';
	font-weight: bold;
	text-decoration: none;
	border:2px solid #A9A9A9;/* 外枠の色 */  
	text-shadow: 1px 1px 1px #999999;
	border-radius: 5px;
}
/* nav_member */
#nav_members a {
	display:block;
	background-image:url(../images/body-title.png);
	background-repeat: no-repeat;
	height: 31px;
	width: 96px;
	color: #cc33ff;
	font-size: 15px;
	line-height: 31px;
	font-family: "Meiryo", 'メイリオ';
	font-weight: bold;
	text-decoration: none;
	border:2px solid #A9A9A9;/* 外枠の色 */  
	text-shadow: 1px 1px 1px #999999;
	border-radius: 5px;
}
#nav_members a:hover {
	display:block;
	background-image:url(../images/down.png);
	background-repeat: no-repeat;
	height: 31px;
	width: 96px;
	color: #ffffff;
	font-size: 15px;
	line-height: 31px;
	font-family: "Meiryo", 'メイリオ';
	font-weight: bold;
	text-decoration: none;
	border:2px solid #A9A9A9;/* 外枠の色 */  
	text-shadow: 1px 1px 1px #999999;
	border-radius: 5px;
}
/* nav_photos */
#nav_photos a {
	display:block;
	background-image:url(../images/body-title.png);
	background-repeat: no-repeat;
	height: 31px;
	width: 96px;
	color: #cc33ff;
	font-size: 15px;
	line-height: 31px;
	font-family: "Meiryo", 'メイリオ';
	font-weight: bold;
	text-decoration: none;
	border:2px solid #A9A9A9;/* 外枠の色 */  
	text-shadow: 1px 1px 1px #999999;
	border-radius: 5px;
}
#nav_photos a:hover {
	display:block;
	background-image:url(../images/down.png);
	background-repeat: no-repeat;
	height: 31px;
	width: 96px;
	color: #ffffff;
	font-size: 15px;
	line-height: 31px;
	font-family: "Meiryo", 'メイリオ';
	font-weight: bold;
	text-decoration: none;
	border:2px solid #A9A9A9;/* 外枠の色 */  
	text-shadow: 1px 1px 1px #999999;
	border-radius: 5px;
}
/* nav_links */
#nav_links a {
	display:block;
	background-image:url(../images/body-title.png);
	background-repeat: no-repeat;
	height: 31px;
	width: 96px;
	color: #cc33ff;
	font-size: 15px;
	line-height: 31px;
	font-family: "Meiryo", 'メイリオ';
	font-weight: bold;
	text-decoration: none;
	border:2px solid #A9A9A9;/* 外枠の色 */  
	text-shadow: 1px 1px 1px #999999;
	border-radius: 5px;
}
#nav_links a:hover {
	display:block;
	background-image:url(../images/down.png);
	background-repeat: no-repeat;
	height: 31px;
	width: 96px;
	color: #ffffff;
	font-size: 15px;
	line-height: 31px;
	font-family: "Meiryo", 'メイリオ';
	font-weight: bold;
	text-decoration: none;
	border:2px solid #A9A9A9;/* 外枠の色 */  
	text-shadow: 1px 1px 1px #999999;
	border-radius: 5px;
}

#nav_members_only a {
	display:block;
	background-image:url(../images/body-title.png);
	background-repeat: no-repeat;
	height: 31px;
	width: 96px;
	color: #cc33ff;
	font-size: 12px;
	line-height: 31px;
	font-family: "Meiryo", 'メイリオ';
	font-weight: bold;
	text-decoration: none;
	border:2px solid #A9A9A9;/* 外枠の色 */  
	text-shadow: 1px 1px 1px #999999;
	border-radius: 5px;
}
#nav_members_only a:hover {
	display:block;
	background-image:url(../images/down.png);
	background-repeat: no-repeat;
	height: 31px;
	width: 96px;
	color: #ffffff;
	font-size: 12px;
	line-height: 31px;
	font-family: "Meiryo", 'メイリオ';
	font-weight: bold;
	text-decoration: none;
	border:2px solid #A9A9A9;/* 外枠の色 */  
	text-shadow: 1px 1px 1px #999999;
	border-radius: 5px;
}
#nav_facilities a {
	display:block;
	background-image:url(../images/body-title.png);
	background-repeat: no-repeat;
	height: 31px;
	width: 96px;
	color: #cc33ff;
	font-size: 15px;
	line-height: 31px;
	font-family: "Meiryo", 'メイリオ';
	font-weight: bold;
	text-decoration: none;
	border:2px solid #A9A9A9;/* 外枠の色 */  
	text-shadow: 1px 1px 1px #999999;
	border-radius: 5px;
}
#nav_facilities a:hover {
	display:block;
	background-image:url(../images/down.png);
	background-repeat: no-repeat;
	height: 31px;
	width: 96px;
	color: #ffffff;
	font-size: 15px;
	line-height: 31px;
	font-family: "Meiryo", 'メイリオ';
	font-weight: bold;
	text-decoration: none;
	border:2px solid #A9A9A9;/* 外枠の色 */  
	text-shadow: 1px 1px 1px #999999;
	border-radius: 5px;
}
/* --- navigation lists 終わり --- */