!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>
title>Ajax弹出式无刷新城市选择特效/title>
meta http-equiv="content-type" content="text/html;charset=gb2312">
style type="text/css">
BODY {
 FONT-SIZE: 12px; PADDING-TOP: 50px
}
H2 {
 PADDING-RIGHT: 0px; PADDING-LEFT: 0px; FONT-WEIGHT: bold; FONT-SIZE: 12px; PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-TOP: 0px
}
.bton {
 BORDER-RIGHT: #ccc 1px solid; BORDER-TOP: #ccc 1px solid; BACKGROUND: #ddd; BORDER-LEFT: #ccc 1px solid; BORDER-BOTTOM: #ccc 1px solid
}
.cont {
 PADDING-RIGHT: 10px; PADDING-LEFT: 10px; PADDING-BOTTOM: 10px; PADDING-TOP: 10px
}
#main {
 MARGIN: 0px auto; WIDTH: 400px
}
#selectItem {
 BORDER-RIGHT: #000 1px solid; BORDER-TOP: #000 1px solid; MARGIN-TOP: 10px; Z-INDEX: 2; BACKGROUND: #fff; OVERFLOW: hidden; BORDER-LEFT: #000 1px solid; WIDTH: 400px; BORDER-BOTTOM: #000 1px solid; POSITION: absolute; TOP: 0px
}
#preview {
 BORDER-RIGHT: #ccc 1px solid; BORDER-TOP: #ccc 1px solid; MARGIN: 1px; BORDER-LEFT: #ccc 1px solid; BORDER-BOTTOM: #ccc 1px solid
}
#result {
 BORDER-RIGHT: #ccc 1px solid; BORDER-TOP: #ccc 1px solid; MARGIN-TOP: 10px; BORDER-LEFT: #ccc 1px solid; BORDER-BOTTOM: #ccc 1px solid
}
.tit {
 PADDING-LEFT: 10px; MARGIN: 1px; LINE-HEIGHT: 20px; HEIGHT: 20px
}
.bgc_ccc {
 BACKGROUND: #ccc
}
.bgc_eee {
 BACKGROUND: #eee
}
.c_999 {
 COLOR: #999
}
.pointer {
 CURSOR: pointer
}
.left {
 FLOAT: left
}
.right {
 FLOAT: right
}
.cls {
 CLEAR: both; FONT-SIZE: 0px; OVERFLOW: hidden; HEIGHT: 0px
}
#bg {
 DISPLAY: none; Z-INDEX: 1; BACKGROUND: #ccc; FILTER: alpha(opacity=70); LEFT: 0px; WIDTH: 100%; POSITION: absolute; TOP: 0px; opacity: 0.7
}
.hidden {
 DISPLAY: none
}
.move {
 CURSOR: move
}
/style>
/head>
body>
DIV id="main">
 INPUT class="bton pointer" onclick="openBg(1);openSelect(1)" type="button" value="请选择" name="button">
 DIV id="result">
 DIV class="tit bgc_eee">
 H2>您已选择的城市汇总/H2>
 /DIV>
 DIV class="cont" id="makeSureItem">/DIV>
 /DIV>
/DIV>
DIV id="bg">/DIV>
DIV class="hidden" id="selectItem">
 DIV class="tit bgc_ccc move" onmousedown="drag(event,this)">
 H2 class="left">请选择城市：/H2>
 SPAN class="pointer right" onclick="openBg(0);openSelect(0);">[取消]/SPAN>
 SPAN class="pointer right" onclick="makeSure();">[确定]/SPAN>
 /DIV>
 DIV class="cls">/DIV>
 DIV class="cont">
 DIV id="selectSub">
 SELECT style="MARGIN-BOTTOM: 10px" onchange="showSelect(this.value)" name="">
 OPTION value="0" selected>中国名城/OPTION> 
 OPTION value="1">魅力城市/OPTION>
 OPTION value="2">东北三省/OPTION>
 OPTION value="3">世界城市/OPTION>
 /SELECT> 
 DIV id="c00">
 INPUT onclick="addPreItem()" type="checkbox" value="北京" name="ck00">北京
 INPUT onclick="addPreItem()" type="checkbox" value="福建" name="ck00">福建
 INPUT onclick="addPreItem()" type="checkbox" value="四川" name="ck00">四川
 INPUT onclick="addPreItem()" type="checkbox" value="江苏" name="ck00">江苏
 /DIV>
 DIV id="c01">
 INPUT onclick="addPreItem()" type="checkbox" value="上海" name="ck01">上海
 INPUT onclick="addPreItem()" type="checkbox" value="云南" name="ck01">云南
 INPUT onclick="addPreItem()" type="checkbox" value="贵州" name="ck01">贵州
 /DIV>
 DIV id="c02">
 INPUT onclick="addPreItem()" type="checkbox" value="黑龙江" name="ck01">黑龙江
 INPUT onclick="addPreItem()" type="checkbox" value="吉林" name="ck01">吉林
 INPUT onclick="addPreItem()" type="checkbox" value="辽宁" name="ck01">辽宁
 /DIV>
 DIV id="c03">
 INPUT onclick="addPreItem()" type="checkbox" value="美国" name="ck01">美国
 INPUT onclick="addPreItem()" type="checkbox" value="阿富汗" name="ck01">阿富汗
 INPUT onclick="addPreItem()" type="checkbox" value="日本" name="ck01">日本
 /DIV>
 /DIV>
 /DIV>
 DIV id="preview">
 DIV class="tit bgc_eee c_999">
 H2>您已选择：/H2>
 /DIV>
 DIV class="cont" id="previewItem">/DIV>
 /DIV>
/DIV>
script type="text/javascript">
var grow = $("selectSub").getElementsByTagName("option").length; //组数
var showGrow = 0;//已打开组
var selectCount = 0; //已选数量 
showSelect(showGrow);
var items = $("selectSub").getElementsByTagName("input");
function $(o){
 if(typeof(o) == "string")
 return document.getElementById(o);
 return o;
}
function openBg(state){
 if(state == 1)
 {
  $("bg").style.display = "block";
  var h = document.body.offsetHeight > document.documentElement.offsetHeight ? document.body.offsetHeight : document.documentElement.offsetHeight;
  $("bg").style.height = h + "px";
 }
 else
 {
  $("bg").style.display = "none";
 } 
}
function openSelect(state){
 if(state == 1) 
 {
  $("selectItem").style.display = "block";
  $("selectItem").style.left = ($("bg").offsetWidth - $("selectItem").offsetWidth)/2 + "px";
  $("selectItem").style.top = document.body.scrollTop + 100 + "px";  
 }
 else
 {
  $("selectItem").style.display = "none";
 }
}
function showSelect(id){
 for(var i = 0 ; i  grow ;i++)
 {
  $("c0" + i).style.display = "none";
 }
 $("c0" + id).style.display = "block";
 showGrow = id;
}
function open(id,state){ 
 if(state == 1)
 $(id).style.display = "block";
 $(id).style.diaplay = "none";
}
function addPreItem(){ 
 $("previewItem").innerHTML = "";
 var len　= 0 ;
 for(var i = 0 ; i  items.length ; i++)
 {
  if(items[i].checked == true)
  {
   var mes = "input type='checkbox' checked='true' value='"+ items[i].value +"' onclick='copyItem(\"previewItem\",\"previewItem\");same(this);'>" + items[i].value;
   $("previewItem").innerHTML += mes;
  }
 }
}
function makeSure(){
 openBg(0);
 openSelect(0);
 copyItem("previewItem","makeSureItem") 
}
function copyHTML(id1,id2){
 $(id2).innerHTML = $("id1").innerHTML;
}
function copyItem(id1,id2){
 
 var mes = "";
 var items2 = $(id1).getElementsByTagName("input");
 for(var i = 0 ; i  items2.length ; i++)
 {
  if(items2[i].checked == true)
  {
  mes += "input type='checkbox' checked='true' value='"+ items2[i].value +"' onclick='copyItem(\"" + id2+ "\",\""+ id1 +"\");same(this);'>" + items2[i].value;   
  }
 }
 $(id2).innerHTML = "";
 $(id2).innerHTML += mes;
}
function same(ck){
 for(var i = 0 ; i  items.length ; i++)
 {
  if(ck.value == items[i].value)
  {
   items[i].checked = ck.checked;
  }
 }
} 
var oDrag = "";
var ox,oy,nx,ny,dy,dx;
function drag(e,o){
 var e = e ? e : event;
 var mouseD = document.all ? 1 : 0;
 if(e.button == mouseD)
 {
  oDrag = o.parentNode;
  ox = e.clientX;
  oy = e.clientY;  
 }
}
function dragPro(e){
 if(oDrag != "")
 { 
  var e = e ? e : event;
  dx = parseInt($(oDrag).style.left);
  dy = parseInt($(oDrag).style.top);
  nx = e.clientX;
  ny = e.clientY;
  $(oDrag).style.left = (dx + ( nx - ox )) + "px";
  $(oDrag).style.top = (dy + ( ny - oy )) + "px";
  ox = nx;
  oy = ny;
 }
}
document.onmouseup = function(){oDrag = "";}
document.onmousemove = function(event){dragPro(event);}
/script>
/body>
/html>