#slider .slogan .crutch {display:none; height:expression(this.previousSibling.clientHeight + 'px'); left:0; overflow:hidden; position:absolute;	top:0;width:expression(this.previousSibling.clientWidth + 'px');}
#slider .slogan .crutch img {display:block; position:absolute;}
#slider .slogan .back {height: expression(this.nextSibling.clientHeight + 'px'); width: expression(this.nextSibling.clientWidth + 'px');}