.click_button1 {
	width: 151px;
	height: 47px;
	background-image: url(image/bookpage_01.gif);
	border: 0px none #FFFFFF;
	color: #000066;
	cursor: hand;
	background-repeat: no-repeat;
}
.click_button2 {
	width: 150px;
	height: 47px;
	background-image: url(image/bookpage_02.gif);
	border: 0px none #FFFFFF;
	color: #000066;
	cursor: hand;
	background-repeat: no-repeat;
}
.click_button3 {
	width: 151px;
	height: 47px;
	background-image: url(image/bookpage_03.gif);
	border: 0px none #FFFFFF;
	color: #000066;
	cursor: hand;
	background-repeat: no-repeat;
}
.click_button4 {
	width: 156px;
	height: 47px;
	background-image: url(image/bookpage_04.gif);
	border: 0px none #FFFFFF;
	color: #000066;
	cursor: hand;
	background-repeat: no-repeat;
}