代码如下:
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$(document).ready(function(){
var speed = 1000;
var div_width = $("#list > div:first").width() + parseInt($("#list > div:first").css("margin-left")) + parseInt($("#list > div:first").css("margin-right"));
var offset = 220;
$(".button").click(function(){
id = $(this).attr("id").replace("button","");
var _length = -(id - 1) * div_width - offset;
$("#list").animate({left:_length + "px"},speed);
});
});
