* {margin:0; padding:0}
.sm {list-style:none; width:960px; height:419px; display:block; overflow:hidden;}
.sm .slide {float:left; display:inline; overflow:hidden}
#a1 {background:url('/images/backa1.jpg');}
#a2 {background:url('/images/backa4.jpg');}
#a3 {background:url('/images/backa3.jpg');}
#a4 {background:url('/images/backa5.jpg');}
#a6 {background:url('/images/backa4.jpg');}