.facebook_left{width:245px;height:389px;position:fixed;left:-245px;top:220px;z-index:99997;}.facebook_right{width:245px;height:389px;position:fixed;right:-245px;top:220px;z-index:99997;}.facebook_left #facebook_icon{float:right;height:60px;line-height:60px;width:34px;right:-34px;cursor:pointer;position:relative;z-index:99998;background:#3b5998;color:#fff;font-size:25px;text-align:center;}.facebook_right #facebook_icon{float:left;height:60px;line-height:60px;width:34px;left:-34px;cursor:pointer;position:relative;z-index:99998;background:#3b5998;color:#fff;font-size:25px;text-align:center;}.facebook_right .facebook_box{background-color:#FFFFFF;border:4px solid #3B5998;float:right;top:-60px;position:relative;z-index:99999;}.facebook_left .facebook_box{background-color:#FFFFFF;border:4px solid #3B5998;float:left;top:-60px;position:relative;z-index:99999;}