就不多说，直接上效果图和代码，该网页所需要的图片放下面了
<!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>实现省市级联效果</title>
<style type="text/css">
body{
margin:0;
padding:0;
font-size:12px;
line-height:20px;
}
.main{
width:528px;
margin-left:auto;
margin-right:auto;
}
.center{
border:solid 5px #ffa3ba;
border-bottom:0;
padding-top:10px;
}
.left{
text-align:right;
width:100px;
height:25px;
padding-right:5px;
}
.red{
color:#cc0000;
font-weight:bold;
}
.inputs{
width:130px;
height:16px;
border:solid 1px #666666;
float:left;
margin-right:5px;
}
.prompt{
margin-left:10px;
color:#F00;
}
</style>
<script type="text/javascript">
/*验证登录名*/
function checkLoginName(){
var loginName=document.getElementById("loginName").value;
var LoginNameId=document.getElementById("login_prompt");
LoginNameId.innerHTML="";
var regLoginName=/^[\u4e00-\u9fa5\w]+$/;
if(regLoginName.test(loginName)==false){
LoginNameId.innerHTML="登录名只能是中文字符、英文字母、数字及下划线";
return false;
}
return true;
}
/*验证身份证号码*/
function checkMycard(){
var mycard=document.getElementById("mycard").value;
var mycardId=document.getElementById("mycard_prompt");
mycardId.innerHTML="";
var regMycard=/^\d{15}$|^\d{18}$/;
if(regMycard.test(mycard)==false){
mycardId.innerHTML="身份证号码只能由15或18位的数字组成";
return false;
}
return true;
}
/*验证固定电话*/
function checkPhoto(){
var photo=document.getElementById("photo").value;
var photo_prompt=document.getElementById("photo_prompt");
photo_prompt.innerHTML="";
var reg=/^\d{3,4}-\d{7,8}$/;
if(reg.test(photo)==false){
photo_prompt.innerHTML="固定电话不正确，例如010-54845216";
return false;
}
return true;
}
/*验证邮箱*/
function checkEmail(){
var email=document.getElementById("email").value;
var email_prompt=document.getElementById("email_prompt");
email_prompt.innerHTML="";
var reg=/^\w+@\w+(\.[a-zA-Z]{2,3}){1,2}$/;
if(reg.test(email)==false){
email_prompt.innerHTML="Email格式不正确，例如web@126.com";
return false;
}
return true;
}
</script>
</head>
<body>
<table class="main" border="0" cellspacing="0" cellpadding="0">
<tr>
<td><img src="images/top.gif"/></td>
</tr>
<form action="success.html" method="post" name="myform">
<tr>
<td class="center"><table width="100%" border="0" cellspacing="0" cellpadding="0">
<tr>
<td class="left"><img src="images/pic001.gif" /></td>
<td class="red"><img src="images/pic002.gif" style="vertical-align:bottom;"/> 欢迎您申请 SOHO联名信用卡 </td>
</tr>
<tr>
<td class="left">登录名：</td>
<td><input id="loginName" type="text" class="inputs" onblur="checkLoginName()" /><div id="login_prompt" class="prompt"></div></td>
</tr>
<tr>
<td class="left">登录密码：</td>
<td><input id="pwd" type="password" class="inputs" /><div id="pwd_prompt" class="prompt"></div></td>
</tr>
<tr>
<td class="left">确认密码：</td>
<td><input id="repwd" type="password" class="inputs" /><div id="repwd_prompt" class="prompt"></div></td>
</tr>
<tr>
<td class="left">身份证号码：</td>
<td><input id="mycard" type="text" class="inputs" onblur="checkMycard()" /><div id="mycard_prompt" class="prompt"></div></td>
</tr>
<tr>
<td class="left">固定电话：</td>
<td><input id="photo" type="text" class="inputs" onblur="checkPhoto()" /><div id="photo_prompt" class="prompt"></div></td>
</tr>
<tr>
<td class="left">手机号码：</td>
<td><input id="mobile" type="text" class="inputs" /><div id="mobile_prompt" class="prompt"></div></td>
</tr>
<tr>
<td class="left">电子邮件：</td>
<td><input id="email" type="text" class="inputs" onblur="checkEmail()" /><div id="email_prompt" class="prompt"></div></td>
</tr>
<tr>
<td class="left">现居住地：</td>
<td> <select id="selProvince" onchange="changeCity( )" style="width:100px">
<option>--选择省份--</option>
</select>
<select id="selCity" style="width:100px">
<option>--选择城市--</option></select></td>
</tr>
<tr>
<td class="left"> </td>
<td><input id="btn" type="image" src="images/pic-sb.jpg" /></td>
</tr>
</table>
</td>
</tr>
</form>
<tr>
<td><img src="images/bottom.jpg"/></td>
</tr>
</table>
<script type="text/javascript">
var cityList = new Array();
cityList['北京市'] = ['朝阳区','东城区','西城区', '海淀区','宣武区','丰台区','怀柔','延庆','房山'];
cityList['上海市'] = ['宝山区','长宁区','丰贤区', '虹口区','黄浦区','青浦区','南汇区','徐汇区','卢湾区'];
cityList['广州省'] = ['广州市','惠州市','汕头市','珠海市','佛山市','中山市','东莞市'];
cityList['深圳市'] = ['福田区', '罗湖区', '盐田区', '宝安区', '龙岗区', '南山区', '深圳周边'];
cityList['重庆市'] = ['俞中区', '南岸区', '江北区', '沙坪坝区', '九龙坡区', '渝北区', '大渡口区', '北碚区'];
cityList['天津市'] = ['和平区', '河西区', '南开区', '河北区', '河东区', '红桥区', '塘古区', '开发区'];
cityList['江苏省'] = ['南京市','苏州市','无锡市'];
cityList['浙江省'] = ['杭州市','宁波市','温州市'];
cityList['四川省'] = ['四川省','成都市'];
cityList['海南省'] = ['海口市'];
cityList['福建省'] = ['福州市','厦门市','泉州市','漳州市'];
cityList['山东省'] = ['济南市','青岛市','烟台市'];
cityList['江西省'] = ['江西省','南昌市'];
cityList['广西省'] = ['柳州市','南宁市'];
cityList['安徽省'] = ['安徽省','合肥市'];
cityList['河北省'] = ['邯郸市','石家庄市'];
cityList['河南省'] = ['郑州市','洛阳市'];
cityList['湖北省'] = ['武汉市','宜昌市'];
cityList['湖南省'] = ['湖南省','长沙市'];
cityList['陕西省'] = ['陕西省','西安市'];
cityList['山西省'] = ['山西省','太原市'];
cityList['黑龙江省'] = ['黑龙江省','哈尔滨市'];
cityList['其他'] = ['其他'];
function changeCity(){
var province=document.getElementById("selProvince").value;
var city=document.getElementById("selCity");
city.options.length=0; //清除当前city中的选项
for (var i in cityList){
if (i == province){
for (var j in cityList[i]){
city.add(new Option(cityList[i][j],cityList[i][j]),null);
}
}
}
}
function allCity(){
var province=document.getElementById("selProvince");
for (var i in cityList){
province.add(new Option(i, i),null);
}
}
window.onload=allCity;
</script>
</body>
</html>
