1：testmodel，第71行，动态添加模块,我这样的写法太麻烦了，如果模块很大的话，求简洁方式
2：testmodel部分，第130行 div id=login模块 我想让其在顶层自动居中在界面最中央，但是就是居中不了。求正确方式
3：testcode部分，我用的单例，但是js写法很纳闷，不知道是不是写的正确
4：假设有两个js文档名字为A.js,B.js，A如何访问B内的东西？（不在HTML里把两个都给引入了，仅引入其中一个A）
testmode：
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style>
body{
margin: 10px auto;
width: 90%;
height: auto;
background-color: #A9A9A9;
}
img{
width: 150px;
height: 100px;
}
#cont{
background-color: #A9A9A9;
text-align: center;
overflow: hidden;
float: left;
margin: 3px;
position: relative;
}
#div1{
border: 1px solid #FF0000;
float: left;
background-color: #FAEBD7;
}
#text{
width: 70px;
position: absolute;
background-color: #FFA500;
transform: rotate(-45deg) translate(-20px,-10px);
-webkit-transform: rotate(-45deg) translate(-20px,-10px);
font-size: 13px;
padding: 3px 3px;
}
#zhezhao{
background-color: #0000CC;
width: 100%;
height: 100%;
position: absolute;
opacity: 0;
}
#zhezhao:hover{
opacity:0.5;
}
#login{
background-color: #F0F8FF;
position: absolute;
padding: 20px 20px;
margin-left: auto;
margin-right: auto;
}
#closs{
width: 20px;
height: 20px;
text-align: center;
background-color: green;
top: 0px;
right: 0px;
}
</style>
<script>
window.onload=function(){
var txtdiv=document.getElementById("text");
txtdiv.stopPropagation;
var ap=document.getElementById("append");
for (var i=0;i<6;i++) {
//这么添加模块，如果模块很大，就写法很麻烦，求简洁方式
var alldiv=document.createElement("div");
alldiv.setAttribute("id","cont");
ap.appendChild(alldiv);
var div1=document.createElement("div");
div1.setAttribute("id","div1");
alldiv.appendChild(div1);
var imgs=document.createElement("img");
imgs.setAttribute("src","assets/5vip.jpg");
imgs.setAttribute("width","150px");
imgs.setAttribute("heigth","100px");
div1.appendChild(imgs);
var div2=document.createElement("div");
div2.innerHTML="第二VIP";
div1.appendChild(div2);
var zz=document.createElement("div");
zz.setAttribute("id","zhezhao");
alldiv.appendChild(zz);
}
//建立点击监听，但是这里却有故障，直接执行了。。。
document.getElementById("closs").addEventListener("click",logins(0));
// document.getElementById("denglu").addEventListener("click",logins(1));
}
function logins(num){
console.log(num);
if(num==0)document.getElementById("login").style.opacity=0;
if(num==1)document.getElementById("login").style.opacity=1;
}
</script>
</head>
<body>
<div><button id="denglu">登陆</button></div>
<div id="append">
<div id="cont">
<div id="div1">
<img src="assets/5vip.jpg" />
<div>第一VIP</div>
</div>
<div id="zhezhao"></div>
<div id="text">示例1</div>
</div>
<div id="cont">
<div id="div1">
<img src="assets/5vip.jpg" />
<div>第一VIP</div>
</div>
<div id="zhezhao"></div>
</div>
</div>
<div id="login">
<div id="closs">X</div>
帐号：<input type="text" />
</br></br>
密码：<input type="password" />
</br></br>
<button>提交测试</button>
</div>
</body>
</html>
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\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\testcode部分：
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<script src="jquery-1.12.2.min.js"></script>
</head>
<body>
<script>
var result={
calliden:function(arg){
var _xw=iden(arg);
console.log(_xw)
return _xw;
}
}
//document.write(result.calliden(["612324198205250038","555"]));
document.write(result.calliden("999"));
function iden (arg){
var msg;
var arrmsg;
if(arg.constructor==Array){
if(!arrmsg){
arrmsg=new Array;
}
arrmsg=[];
for (var i=0;i<arg.length;i++) {
//
arrmsg.push(new IdentityCodeValid(arg[i]))
}
return arrmsg;
}
if(arg.constructor==String){
if(!msg){
msg=new IdentityCodeValid(arg)
}
return msg;
}
msg=null;
arrmsg=[];
}
function IdentityCodeValid(code) {
return 1231231;
}
</script>
</body>
</html>