#main {
	position:relative;
	margin:0 auto;
	width:700px;
	height:200px;
	overflow:hidden;
}
#left {
	position:absolute;
	display:block;
	width:25px;
	height:25px;
	text-align:center;
	top:100px;
	left:0;
	z-index:666;
	background:red;
	font-size:18px;
	line-height:25px;
}
#right {
	position:absolute;
	z-index:666;
	font-size:18px;
	line-height:25px;
	text-align:center;
	display:block;
	top:100px;
	right:0;
	background:green;
	width:25px;
	height:25px;
}
#pan {
	width:3300px;
	height:300px;
	float:left;
	left:-700px;
	position:absolute;
	position:absolute;
	overflow:hidden;
}
#pan img {
	float:left;
	width:300px;
	height:300px;
}