<!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" /> <title>仿51job.com城市选择框特效</title> <style type="text/css"> <!-- body{padding-top:50px;font-size:12px;} h2{margin:0px;padding:0px;font-size:12px;font-weight:bold;} .bton{border:1px solid #CCC;background:#DDD;} .cont{padding:10px;} #main{width:400px;margin:0px auto;} #selectItem{background:#FFF;position:absolute;top:0px;left:center;border:1px solid #000;overflow:hidden;margin-top:10px;width:400px;z-index:2;} #preview{margin:1px;border:1px solid #CCC;} #result{border:1px solid #CCC;margin-top:10px;} .tit{line-height:20px;height:20px;margin:1px;padding-left:10px;} .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;height:0px;overflow:hidden;} #bg{background:#CCC;filter:alpha(opacity=70);opacity:0.7;width:100%;;position:absolute;left:0px;top:0px;display:none;z-index:1;} .hidden{display:none;} .move{cursor:move;} --> </style> </head> <body> <div id="main"> <input name="button" type="button" class="bton pointer" value="请选择" onclick="openBg(1);openSelect(1)"/> <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 id="selectItem" class="hidden"> <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 name="" onchange="showSelect(this.value)" style="margin-bottom:10px;"> <option value="0">第0层</option> <option value="1">第1层</option> <option value="2">第2层</option> <option value="3">第3层</option> </select> <div id="c00"> <input type="checkbox" name="ck00" onclick="addPreItem()" value="北京"/>北京 <input type="checkbox" name="ck00" onclick="addPreItem()" value="福建"/>福建 <input type="checkbox" name="ck00" onclick="addPreItem()" value="四川"/>四川 <input type="checkbox" name="ck00" onclick="addPreItem()" value="江苏"/>江苏 </div> <div id="c01"> <input type="checkbox" name="ck01" onclick="addPreItem()" value="上海"/>上海 <input type="checkbox" name="ck01" onclick="addPreItem()" value="云南"/>云南 <input type="checkbox" name="ck01" onclick="addPreItem()" value="贵州"/>贵州 </div> <div id="c02"> <input type="checkbox" name="ck01" onclick="addPreItem()" value="黑龙江"/>黑龙江 <input type="checkbox" name="ck01" onclick="addPreItem()" value="吉林"/>吉林 <input type="checkbox" name="ck01" onclick="addPreItem()" value="辽宁"/>辽宁 </div> <div id="c03"> <input type="checkbox" name="ck01" onclick="addPreItem()" value="美国"/>美国 <input type="checkbox" name="ck01" onclick="addPreItem()" value="阿富汗"/>阿富汗 <input type="checkbox" name="ck01" onclick="addPreItem()" value="日本"/>日本 </div> </div> </div> <div id="preview"> <div class="tit bgc_eee c_999"> <h2>您已选择的城市</h2> </div> <div class="cont" id="previewItem"> </div> </div> </div> <script type="text/javascript"> /* ------使用说明----- */ /* 添加城市方法： 添加组：找到id 是 "selectSub"中select标签下，添加option标签 value属性递增，找到 id 是 "selectSub",按照原有格式添加div,其id属性递增 添加二级傅选矿选项 复制 id 是 "selectSub" 下任意input标签，粘贴在需要添加的位置。 */ 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"); //alert(maxItem); //var lenMax = 2; //alert(1); function $(o){ //获取对象 if(typeof(o) == "string") return document.getElementById(o); return o; } function openBg(state){ //遮照打开关闭控制 if(state == 1) { $("bg").style.display = "block"; var h = document.body.offsetHeight > document.documentElement.offsetHeight ? document.body.offsetHeight : document.documentElement.offsetHeight; //alert(document.body.offsetHeight); //alert(document.documentElement.offsetHeight); $("bg").style.height = h + "px"; } else { $("bg").style.display = "none"; } } function openSelect(state){ //选择城市层关闭打开控制 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){ //显示隐藏控制 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) { //len++; //if(len > lenMax) //{ // alert("不能超过" + lenMax +"个选项！") // return false; //} var mes = "<input type='checkbox' checked='true' value='"+ items[i].value +"' onclick='copyItem(\"previewItem\",\"previewItem\");same(this);'>" + items[i].value; $("previewItem").innerHTML += mes; //alert(items[i].value); } } } function makeSure(){ //alert(1); //$("makeSureItem").innerHTML = $("previewItem").innerHTML; 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 = ""; $(id2).innerHTML += mes; //alert($(id2).innerHTML); } function same(ck){ for(var i = 0 ; i < items.length ; i++) { if(ck.value == items[i].value) { items[i].checked = ck.checked; } } } /* 鼠标拖动 */ 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; //alert(oDrag.id); ox = e.clientX; oy = e.clientY; } } function dragPro(e){ if(oDrag != "") { var e = e ? e : event; //$(oDrag).style.left = $(oDrag).offsetLeft + "px"; //$(oDrag).style.top = $(oDrag).offsetTop + "px"; dx = parseInt($(oDrag).style.left); dy = parseInt($(oDrag).style.top); //dx = $(oDrag).offsetLeft; //dy = $(oDrag).offsetTop; 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>