会js的进来接分：谁能把下边简单的两连动代码改为3连动下拉列表代码，本人不会js，还请会的来帮忙，举手之劳，成功给200分！

ewang_365 2005-01-09 09:47:47

代码如下，请改完测试一下给发上来好吗，非常着急的用，如果成功加200分，以人格担保，决不食言！谢谢！

<form name=form1>

<select name=sheng onchange="cityName(this.value)">
<option value="">请选择省名</option>
</select>

<select name=city>
<option value="">请选择城名</option>
</select>

</form>

<script language=javascript>
var cityouterHTML = document.form1.city.outerHTML.substr(0, document.form1.city.outerHTML.length-9);
function sheng()
{
var shengName = ["浙江", "江苏", "安徽", "江西"]; //这些数据可以从数据库中取得

var e = document.form1.sheng;
var s = e.outerHTML.substr(0, e.outerHTML.length-9) + "\r\n";
for (var i=0; i<shengName.length; i++){
s += "<option value='"+ shengName[i] +"'>"+ shengName[i] +"</option>\r\n";}
s += "</select>";
e.outerHTML = s;
} sheng();
function cityName(val)
{
var 浙江 = ["杭州", "宁波", "温州", "绍兴", "金华", "湖州"]; //这些数据可以从数据库中取得
var 江苏 = ["南京", "苏州", "无锡", "常州", "镇江", "徐州"];
var 安徽 = ["合肥", "翕县", "黄山", "祁门", "休宁"];
var 江西 = ["南昌", "九江", "赣州", "上饶", "新余", "景德镇"];

var e = document.form1.city;
var s = cityouterHTML;
if (val == "") {s += "</select>"; e.outerHTML = s; return;}
var a = eval(val);
for (var i=0; i<a.length; i++)
{
s += "<option value='"+ a[i] +"'>"+ a[i] +"</option>\r\n";
}
s += "</select>";
e.outerHTML = s;
}
</script>

...全文

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梅雪香 2005-01-10

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<html>
<head>
<script language=javascript>
var arr="浙江|江苏|安徽|江西";

var arr0 = "杭州|宁波|温州|绍兴"; //这些数据可以从数据库中取得
var arr1 = "南京|苏州|无锡|常州";
var arr2 = "合肥|翕县|黄山|祁门";
var arr3 = "南昌|九江|赣州|上饶";

var arr00 = "杭州A区|杭州B区";
var arr01 = "宁波A区|宁波B区";
var arr02 = "温州A区|温州B区";
var arr03 = "绍兴A区|绍兴B区";

var arr10 = "南京A区|南京B区";
var arr11 = "苏州A区|苏州B区";
var arr12 = "无锡A区|无锡B区";
var arr13 = "常州A区|常州B区";

var arr20 = "合肥A区|合肥B区";
var arr21 = "翕县A区|翕县B区";
var arr22 = "黄山A区|黄山B区";
var arr23 = "祁门A区|祁门B区";

var arr30 = "南昌A区|南昌B区";
var arr31 = "九江A区|九江B区";
var arr32 = "赣州A区|赣州B区";
var arr33 = "上饶A区|上饶B区";

//alert(eval("arr"+2+1));
function AddOptions(dltObj,arrObj)
{
dltObj.innerHTML="";
var arrLocation=arrObj.split("|");
for(var i=0;i<arrLocation.length;i++){
var opt=document.createElement("OPTION");
dltObj.add(opt);
opt.value=i;
opt.text=arrLocation[i];
}
}
function init(){
AddOptions(dltProvince,eval('arr'));
AddOptions(dltCity,eval('arr'+dltProvince.selectedIndex));
AddOptions(dltArea,eval('arr'+dltProvince.selectedIndex+dltCity.selectedIndex));
}
</script>
</head>
<body onLoad="init();">
<table width="300" cellpading="0" cellspacing="0" border="0">
<tr>
<td width="100"><select id="dltProvince" onchange="AddOptions(dltCity,eval('arr'+dltProvince.selectedIndex));AddOptions(dltArea,eval('arr'+dltProvince.selectedIndex+dltCity.selectedIndex));" style="width:100%"></select>
</td>
<td width="100"><select id="dltCity" onchange="AddOptions(dltArea,eval('arr'+dltProvince.options[dltProvince.selectedIndex].value+dltCity.options[dltCity.selectedIndex].value));" style="width:100%"></select>
</td>
<td width="100"><select id="dltArea" style="width:100%"></select>
</td>
</tr>
</table>
</body>
</html>

boneeater 2005-01-10

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<form name=form1>

<select name=sheng onchange="cityName(this.value)">
<option value="">请选择省名</option>
</select>

<select name=city onchange="areaName(this.value)">
<option value="">请选择城名</option>
</select>

<select name=area>
<option value="">请选择区名</option>
</select>
</form>

<script language=javascript>
var cityouterHTML = document.form1.city.outerHTML.substr(0, document.form1.city.outerHTML.length-9);
var areaouterHTML = document.form1.area.outerHTML.substr(0, document.form1.area.outerHTML.length-9);
function sheng()
{
var shengName = ["浙江", "江苏", "安徽", "江西"]; //这些数据可以从数据库中取得

var e = document.form1.sheng;
var s = e.outerHTML.substr(0, e.outerHTML.length-9) + "\r\n";
for (var i=0; i<shengName.length; i++){
s += "<option value='"+ shengName[i] +"'>"+ shengName[i] +"</option>\r\n";}
s += "</select>";
e.outerHTML = s;
} sheng();
function cityName(val)
{
var 浙江 = ["杭州", "宁波", "温州", "绍兴", "金华", "湖州"]; //这些数据可以从数据库中取得
var 江苏 = ["南京", "苏州", "无锡", "常州", "镇江", "徐州"];
var 安徽 = ["合肥", "翕县", "黄山", "祁门", "休宁"];
var 江西 = ["南昌", "九江", "赣州", "上饶", "新余", "景德镇"];

var e = document.form1.city;
var s = cityouterHTML;
if (val == "") {s += "</select>"; e.outerHTML = s; return;}
var a = eval(val);
for (var i=0; i<a.length; i++)
{
s += "<option value='"+ a[i] +"'>"+ a[i] +"</option>\r\n";
}
s += "</select>";
e.outerHTML = s;
}

function areaName(val)
{
var 杭州 = ["杭州1区","杭州2区"];
var 宁波 = ["宁波1区","宁波2区"];
var 温州 = ["温州1区","温州2区"];
//下面的自己添吧
var e = document.form1.area;
var s = areaouterHTML;
if (val == "") {s += "</select>"; e.outerHTML = s; return;}
var a = eval(val);
for (var i=0; i<a.length; i++)
{
s += "<option value='"+ a[i] +"'>"+ a[i] +"</option>\r\n";
}
s += "</select>";
e.outerHTML = s;
}
</script>

boneeater 2005-01-10