.bg_contents, .bg_contents * {text-indent:-9999em}
.bg_contents * {display:inline-block}
#contentsMain article {padding-top:161px}
#contentsMain aside {margin-top:25px;margin-left:2px}
#contentsMain aside li {float:left}
#contentsMain aside li a {display:block;background:url('/img/page/1/1_5_tab.png') no-repeat;height:46px;width:198px;padding-right:1px;text-indent:-9999em}
#contentsMain aside li:nth-child(2) a {width:198px;background-position:-198px 0}
#contentsMain aside li:nth-child(3) a {width:198px;background-position:-398px 0;padding:0}
#contentsMain aside li:nth-child(4) a {width:198px;background-position:-599px 0;padding:0}
#contentsMain aside li a.on {background-position-y:bottom}
#contentsMain aside ul:after {display:block;content:'';float:none;clear:both}
#contentsMain #m100500 section:nth-child(3) {background:url('/img/page/1/1_5_01.png') no-repeat;height:2188px;position:relative}
#contentsMain #m100500 section:nth-child(3) a {position:absolute;width:165px;height:31px;top:153px;left:0}
#contentsMain #m100500 section:nth-child(3) a:nth-child(2) {left:170px}

#contentsMain #m100500B section:nth-child(3) {background:url('/img/page/1/1_5B_01.png') no-repeat;height:615px;position:relative}
#contentsMain #m100500B section:nth-child(3) a {position:absolute;width:165px;height:31px;top:153px;left:0}
#contentsMain #m100500B section:nth-child(3) a:nth-child(2) {left:170px}

#contentsMain #m100500C section:nth-child(3) {background:url('/img/page/1/1_5C_01.png') no-repeat;height:615px;position:relative}

#contentsMain #m100500D section:nth-child(3) {background:url('/img/page/1/1_5D_01.png') no-repeat;height:1157px;position:relative}
#contentsMain #m100500D section:nth-child(3) a {position:absolute;width:165px;height:31px;top:153px;left:0}
#contentsMain #m100500D section:nth-child(3) a:nth-child(2) {left:170px}