body	{ margin: 0px 0px }
a {	text-decoration:none; }


.mentor { background-image:url(img/mentor.jpg);
		background-position:left middle;
		background-repeat:no-repeat;
		text-align:right;
		width:365px; height:140px;
		/* padding-right:170px; 
		padding-top: 5px;*/
}

.bottom_links {
		font: bold 12px Arial;
		text-decoration:none;
		color: #333333;
}
.bottom_links:hover {
		color: #aaaaaa;
}

/* main menu */
.main_about {
	font: bold 21px 'Comic Sans Ms', Arial;
	color: #555555;
}
.main_about:hover { color: #aaaaaa; }


.main_books {
	font: bold 21px 'Comic Sans Ms', Arial;
	color: #555555;
}
.main_books:hover { color: #aaaaaa; }

.main_lectures {
	font: bold 21px 'Comic Sans Ms', Arial;
	color: #555555;
}
.main_lectures:hover { color: #aaaaaa; }

.main_center {
	font: bold 21px 'Comic Sans Ms', Arial;
	color: #555555;
}
.main_center:hover { color: #aaaaaa; }

/* center menu */
.center_about {
	font: bold 21px 'Comic Sans Ms', Arial;
	color: #555555;
}
.center_about:hover { color: #aaaaaa; }

.center_lectures {
	font: bold 21px 'Comic Sans Ms', Arial;
	color: #555555;
}
.center_lectures:hover { color: #aaaaaa; }

.center_schedule {
	font: bold 21px 'Comic Sans Ms', Arial;
	color: #555555;
}
.center_schedule:hover { color: #aaaaaa; }


/* lecture lists */
.lecture_list {
	color: #555555;
	cursor: pointer;
}
.lecture_list:hover {
	color: #aaaaaa;
}
.title_lists {
	font: bold 15/15px Arial;
	border: solid 1px #aaaaaa;
	border-top: solid 1px #dddddd;
	border-left: solid 1px #dddddd;
	background-color: #cccccc;
	width:200px;
	text-align:right;
	padding-right:10px;
	color: #333333;
}

.next {
	width:87px;
	height:51px;
	background-repeat:no-repeat;
	background-image:url(img/arrow-right.png);
}
.next:hover {
	background-image:url(img/arrow-right-h.png);
}

.prev {
	width:87px;
	height:51px;
	background-repeat:no-repeat;
	background-image:url(img/arrow-left.png);
}
.prev:hover {
	background-image:url(img/arrow-left-h.png);
}

/* Lucture */

.pdf {
		font: 12px Arial;
		text-decoration:none;
		color: #5577ee;
}
.pdf:hover {
		color: #aabbff;
}

/* Book */

.publisher {
		font: bold 21px Arial;
		text-decoration:none;
		color: #777777;
}
.publisher:hover {
		color: #aaaaaa;
}


.btn_center {
		height: 25px;
		padding-top: 2px;
		text-align: center;
		width: 150px;
		background-color: #aaaaaa;
		border: solid 1px #555555;
		border-left: solid 1px #aaaaaa;
		border-top: solid 1px #aaaaaa;
		font: bold 17px Arial, sans-serif;
		color: #ffffff;
}

.btn_center:hover {
		height: 25px;
		padding-top: 2px;
		text-align: center;
		width: 150px;
		background-color: #aaaaaa;
		border: solid 1px #aaaaaa;
		border-left: solid 1px #555555;
		border-top: solid 1px #555555;
		font: bold 17px Arial, sans-serif;
		color: #eeeeee;
}