.rf {
				position:			absolute;
				overflow:			hidden;
			
			}
			.rf_button_left, .rf_button_right {
				position:			absolute;
				z-index:			70;
				cursor:				pointer;
			}
			.rf_button_left {
				background-image: url(../_images/weiter_pfeil_li_transp.png);
			}
			.rf_button_right {
				background-image: url(../_images/weiter_pfeil_re_transp.png);
			}