基于jQuery实现照片墙自动播放特效

var t1 ;//= window.setTimeout(loadUser,1000);
//var t1 = window.setInterval(time,6000);
var idx = 0;
var maxNum = 0;

var maxId = 0;
var minId = 0;
var isBegin = 1;
var url = "http://网址";
function loadUser(){
$("#begin").css('display','none');
$.post("../../servlet/draw",
{
type : "messageList",
limit : 2,
maxId : maxId,
isBegin : isBegin,
time : new Date()
},
function(data,status){
var jsonobj=eval('('+data+')');
if(jsonobj.code=="200"){
isBegin = 0;
var jsonarr = jsonobj.list;
for(var i=0;i<jsonarr.length;i++){
var himg = jsonarr[i].headImg;
if(himg==''){
himg = "/activity/draw/images/1.jpg";
}
$("#content").prepend('<img src="'+url+jsonarr[i].headImg+'" class="img" />');
if(minId==0){
minId = jsonarr[i].id;
}
maxId = jsonarr[i].id;
maxNum = maxNum + 1;
if(idx!=0)
idx=idx+1;
}
//console.log("maxNum:"+maxNum);
t1 = window.setTimeout(time,1000);
}
});
}

function time(){
idx=idx+1;
var i = 1;
$(".img").each(function(){
var imgurl = $(this).attr("src");
//console.log(idx+" "+$(this).position().left);
if(i == idx){
$(this).css("opacity",1);
//if(i==3){
// $("#content").prepend('<img src="images/2.jpg" class="img" />');
// idx=idx+1;
//}
$(".bigimg").attr({ "src": imgurl });
var bwidth = $(".bigimg").width();
var bheight = $(".bigimg").height();
var picleft = $(this).position().left;
var pictop = $(this).position().top;
var pic = $(this);
//console.log(idx+" "+bwidth+" "+bheight+" "+$(this).position().left+" "+$(this).position().top);
var o = { left: "50%", width: "600px", height: "600px", top: "50px", "margin-left": "-300px" };
$(".bigpic").width(60);
$(".bigpic").height(60);
$(".bigpic").css({ "left": $(this).position().left, "top": $(this).position().top});
$(".bigpic").show();
$(".bigpic").animate(o, 2000, function () {
setTimeout(function () {
$(".bigpic").animate({ width: "60px", left: pic.position().left, top: pic.position().top, "margin-left": "0", "margin-top": "0" }, 2000, function () {
//$(".bigpic").fadeOut(2000, function () {
$(".bigpic").hide();
//t1 = setTimeout(time, 1000);
loadUser();
});
}, 2000)
});
}else{