.right_nav{position:fixed;bottom:-213px;right:50%;margin-right:-620px;width:60px;height:308px;_bottom:auto;_position:absolute;_top:expression(eval(document.documentElement.scrollTop+document.documentElement.clientHeight-this.offsetHeight-(parseInt(this.currentStyle.marginTop,10)||0)-(parseInt(this.currentStyle.marginBottom,10)||0)));z-index:9999999;}
.r_top a{background-position:-343px -605px;display:block;width:60px;height:60px;}.r_top a:hover{background-position:-405px -605px;width:60px;height:60px;}
.backimg{background-image:url(../images/common.png);}