js实现图层可拖动及动态添加删除特效，让用户轻轻松松点击链接即可，这个图层动态添加特效兼容当前主流浏览器。
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="content-type" content="text/html;charset=gb2312">
<meta name="keywords" content="武鸣人网站,武鸣信息网,武鸣本地网,武鸣信息资源平台,减肥,健身,励志,励志语录,js特效,网页特效,www.wuming.ren">
<meta name="description" content="欢迎来到武鸣人信息资源平台，各种信息免费发布，资源共享合作共赢，分享互联网流行的励志语录经典短句，减肥健身健康小常识及打卡记录，收集各种js特效代码。">
<title>仿google首页可拖动图层动态添加删除特效_武鸣人</title>
<style type="text/css">
body{margin:0px;padding:0px;font-size:12px;text-align:center;}
body > div{text-align:center;margin-right:auto;margin-left:auto;}
.content{width:900px;}
.content .left{float:left;width:200px;border:1px solid #FF0000;margin:3px;}
.content .center{float:left;border:1px solid #FF0000;margin:3px;width:470px;}
.content .right{float:right;width:200px;border:1px solid #FF0000;margin:3px;}
.mo{height:auto;border:1px solid #CCC;margin:3px;background:#FFF;}
.mo h1{background:#ECF9FF;height:18px;padding:3px;cursor:move;}
.mo .nr{height:80px;border:1px solid #F3F3F3;margin:2px;}
h1{margin:0px;padding:0px;text-align:left;font-size:12px;height:20px;}
h1 span{float:left;}
h1 font{float:right;cursor:pointer;}
</style>
<script language="javascript">
var dragobj={}
window.onerror=function(){return false}
window.oDel=function(obj){if($(obj)!=null){$(obj).parentNode.removeChild($(obj))}}
var domid=12
function on_ini(){
String.prototype.inc=function(s){return this.indexOf(s)>-1?true:false}
var agent=navigator.userAgent
window.isOpr=agent.inc("Opera")
window.isIE=agent.inc("IE")&&!isOpr
window.isMoz=agent.inc("Mozilla")&&!isOpr&&!isIE
if(isMoz){
Event.prototype.__defineGetter__("x",function(){return this.clientX+2})
Event.prototype.__defineGetter__("y",function(){return this.clientY+2})
Event.prototype.__defineGetter__("srcElement",function(){var node=this.target;while(node.nodeType!=1){node=node.parentNode}return node})
}
basic_ini()
}//武鸣人网站https://www.wuming.ren 网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)
function basic_ini(){
window.$=function(obj){return typeof(obj)=="string"?document.getElementById(obj):obj}
window.oDel=function(obj){if($(obj)!=null){$(obj).parentNode.removeChild($(obj))}}
}
window.onload=function(){
on_ini()
var o=document.getElementsByTagName("h1")
for(var i=0;i<o.length;i++){
o[i].onmousedown=addevent
}
}//武鸣人网站https://www.wuming.ren 网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)
function addevent(e){
if(dragobj.o!=null)
return false
e=e||event
var ee=e.srcElement
if(ee.tagName=="FONT")
return
dragobj.o=this.parentNode
dragobj.xy=getxy(dragobj.o)
dragobj.xx=new Array((e.x-dragobj.xy[1]),(e.y-dragobj.xy[0]))
dragobj.o.style.width=dragobj.xy[2]+"px"
dragobj.o.style.height=dragobj.xy[3]+"px"
dragobj.o.style.left=(e.x-dragobj.xx[0])+"px"
dragobj.o.style.top=(e.y-dragobj.xx[1])+"px"
dragobj.o.style.position="absolute"
var om=document.createElement("div")
dragobj.otemp=om
om.style.width=dragobj.xy[2]+"px"
om.style.height=dragobj.xy[3]+"px"
dragobj.o.parentNode.insertBefore(om,dragobj.o)
return false
}//武鸣人网站https://www.wuming.ren 网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)
document.onselectstart=function(){return false}
window.onfocus=function(){document.onmouseup()}
window.onblur=function(){document.onmouseup()}
document.onmouseup=function(){
if(dragobj.o!=null){
dragobj.o.style.width="auto"
dragobj.o.style.height="auto"
dragobj.otemp.parentNode.insertBefore(dragobj.o,dragobj.otemp)
dragobj.o.style.position=""
oDel(dragobj.otemp)
dragobj={}
}
}//武鸣人网站https://www.wuming.ren 网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)
document.onmousemove=function(e){
e=e||event
if(dragobj.o!=null){
dragobj.o.style.left=(e.x-dragobj.xx[0])+"px"
dragobj.o.style.top=(e.y-dragobj.xx[1])+"px"
createtmpl(e)
}
}
function getxy(e){
var a=new Array()
var t=e.offsetTop;
var l=e.offsetLeft;
var w=e.offsetWidth;
var h=e.offsetHeight;
while(e=e.offsetParent){
t+=e.offsetTop;
l+=e.offsetLeft;
}
a[0]=t;a[1]=l;a[2]=w;a[3]=h
return a;
}//武鸣人网站https://www.wuming.ren 网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)
function inner(o,e){
var a=getxy(o)
if(e.x>a[1]&&e.x<(a[1]+a[2])&&e.y>a[0]&&e.y<(a[0]+a[3])){
if(e.y<(a[0]+a[3]/2))
return 1;
else
return 2;
}else
return 0;
}//武鸣人网站https://www.wuming.ren 网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)
function createtmpl(e){
for(var i=0;i<domid;i++){
if(!$("m"+i))
continue
if($("m"+i)==dragobj.o)
continue
var b=inner($("m"+i),e)
if(b==0)
continue
dragobj.otemp.style.width=$("m"+i).offsetWidth
if(b==1){
$("m"+i).parentNode.insertBefore(dragobj.otemp,$("m"+i))
}else{
if($("m"+i).nextSibling==null){
$("m"+i).parentNode.appendChild(dragobj.otemp)
}else{
$("m"+i).parentNode.insertBefore(dragobj.otemp,$("m"+i).nextSibling)
}
}
return
}
for(var j=0;j<3;j++){
if($("dom"+j).innerHTML.inc("div")||$("dom"+j).innerHTML.inc("DIV"))
continue
var op=getxy($("dom"+j))
if(e.x>(op[1]+10)&&e.x<(op[1]+op[2]-10)){
$("dom"+j).appendChild(dragobj.otemp)
dragobj.otemp.style.width=(op[2]-10)+"px"
}
}
}//武鸣人网站https://www.wuming.ren 网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)
function add_div()
{
var o=document.createElement("div")
o.className="mo"
o.id="m"+domid
$('dom0').appendChild(o)
o.innerHTML="<h1><span>武鸣人"+domid+"</span><font onclick='del_div(this)'>x</font></h1><div class=nr>武鸣人提示：新添加的</div>"
o.getElementsByTagName("h1")[0].onmousedown=addevent
domid++
}
function del_div(obj){alert(obj.parentNode.parentNode.innerHTML);
var o=obj.parentNode.parentNode
oDel(o)
}//武鸣人网站https://www.wuming.ren 网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)
function mov(){
document.getElementById("bar").style.display="none";
}
function show(){
document.getElementById("bar").style.display="";
}//武鸣人网站https://www.wuming.ren 网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)
</script>
</head>
<body>
<a href="https://www.wuming.ren">武鸣人</a>，各种信息资源免费发布，分享励志语录经典短句，减肥健身常识，各种js特效代码。网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)<hr>
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<script type="text/javascript" src="https://www.wuming.ren/ad/tc.js"></script>
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<div id="bar" style="height:400px;background:#eee;">武鸣人信息资源平台，各种信息免费发布，资源共享合作共赢！</div>
<input type="button" value="移除上面模块" onclick="mov();"><input type="button" value="添加顶部模块" onclick="show();"><input type="button" value="添加DIV" onclick="add_div();">
<div class=content>
<div class="left" id="dom0">
<div class="mo" id="m0"><h1><span>武鸣人一号</span><font onclick="del_div(this)">x</font></h1><div class="nr"></div></div>
<div class="mo" id="m1"><h1><span>武鸣人二号</span><font onclick="del_div(this)">x</font></h1><div class="nr"></div></div>
<div class="mo" id="m2"><h1><span>武鸣人三号</span><font onclick="del_div(this)">x</font></h1><div class="nr"></div></div>
<div class="mo" id="m3"><h1><span>武鸣人四号</span><font onclick="del_div(this)">x</font></h1><div class="nr"></div></div>
</div>
<div class="center" id="dom1">
<div class="mo" id="m4"><h1><span>武鸣人五号</span><font onclick="del_div(this)">x</font></h1><div class="nr"></div></div>
<div class="mo" id="m5"><h1><span>武鸣人六号</span>
</h1></div></div></div></body></html>