.eachBox{
overflow:hidden;
clear:both;}
.changeBox_a1{
float:left;
width:975px;height:267px; 
padding:2px;
position:relative;}

.changeBox_a1 .a_bigImg img{
position:absolute;
top:2px;left:2px;
display:none;}
.ul_change_a1{
position:absolute;
right:1px; bottom:6px;
padding-left:19px;
overflow:hidden;}

.ul_change_a1 li{
float:left;
margin-right:7px; }
.ul_change_a1 img{ border:1px solid #ddd;}
.ul_change_a1 img.now{border:1px solid #FF6600;}
.a_last,.a_next{
position:absolute;
top:10px;
width:16px;height:16px;
background:url(../images/bot.png) no-repeat;
text-indent:-999em;overflow:hidden;}