<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>註冊</title>
<style type="text/css">
.bigdiv {
border: 1px solid red;
width: 90%;
}
.logodiv {
border: 1px solid red;
width: 33%;
float: left;
height: 70px;
}
.clear {
clear: both;
}
</style>
<script>
function tips(id, conent) {
document.getElementById(id + "span").innerHTML = "<font color=red>"
+ conent + "</font>";
}
//function check(){
// document.getElementById("namespan").innerHTML="<font color=green>用戶名正確 !</font>";
//}
function checkform() {
var usename = document.getElementById("usename").value;
if (usename == "") {
document.getElementById("namespan").innerHTML = "<font color=green>用戶名不能爲空!</font>";
return false;
}
var password = document.getElementById("password").value;
if (password == "") {
alert("密碼不能爲空！");
return false;
}
var repassword = document.getElementById("repassword").value;
if (repassword != password) {
alert("密碼不一致！");
return false;
}
var email = document.getElementById("email").value;
if (password == "") {
alert("郵箱輸入不正確！");
return false;
}
}
function changeprivc(){
var privc=document.getElementById("privc").value;
var city=document.getElementById("city");
for(var i=city.options.length;i>0;i--){
city.options[i]=null;
}
var array=new Array(3);
array[0]=new Array("鄭州","南陽","開封","商丘");
array[1]=new Array("南京","蘇州","無錫","義烏");
array[2]=new Array("西安","咸陽","華山","長安");
for(var i=0;i<array.length;i++){
if(i==privc){
for(var j=0;j<array[i].length;j++){
var opt=document.createElement("option");
var txt=document.createTextNode(array[i][j]);
opt.appendChild(txt);
city.appendChild(opt);
}
}
}
}
</script>
</head>
<body>
<div class="bigdiv">
<div>
<div class="logodiv">
<img src="image/0.png" width="100%" />
</div>
<div class="logodiv">
<img src="image/1.png" width="100%" />
</div>
<div style="padding-top: 20px; height: 50px;">
<a href="#">登陸</a> <a href="註冊.html">註冊</a> <a href="#">購物車</a>
</div>
<div class="clear"></div>
</div>
<div style="height: 500px; background-image: url(image/ad.png);">
<div
style="border: 2px solid blue; position: absolute; left: 300px; top: 200px; background-color: white;">
<form action="主頁2.html" method="post" οnsubmit="return checkform()">
<table cellpadding=10px>
<tr>
<td>用戶名</td>
<td><input type="text" name="name" id="usename"
οnfοcus="tips('name','用戶名由字母和數字組成')" οnblur="check()"><span
id="namespan"></span></td>
</tr>
<tr>
<td>密碼</td>
<td><input type="password" name="password" id="password"
οnfοcus="tips('password','密碼由數字組成')"><span
id="passwordspan"></span></td>
</tr>
<tr>
<td>確認密碼</td>
<td><input type="text" name="repassword" id="repassword"
οnfοcus="tips('repassword','密碼由數字組成')"><span
id="repasswordspan"></span></td>
</tr>
<tr>
<td>郵箱</td>
<td><input type="email" name="email" id="email"></td>
</tr>
<tr>
<td>籍貫</td>
<td><select id="privc" οnchange="changeprivc()">
<option>--請選擇--</option>
<option value="0">河南省</option>
<option value="1">江蘇省</option>
<option value="2">陝西省</option></select>
<select id="city"><option>--請選擇--</option>
</select></td>
</tr>
<tr>
<td>愛好</td>
<td><input type="checkbox" name="intest" value="">籃球<input
type="checkbox" name="intest">羽毛球<input type="checkbox"
name="intest">乒乓球</td>
</tr>
<tr>
<td colspan="2" align="center"><input type="submit"
value="註冊"></td>
</tr>
</table>
</form>
</div>
</div>
<div style="width: 100%; border: 1px solid blue;">
<img src="image/5.png" width="100%">
</div>
<div style="height: 30px; margin-top: 10px; border: 1px solid blue;">
<center>
<a href="">關於我們 </a> <a href="">聯繫我們 </a> <a href="">招賢納士</a><a
href=""> 友情鏈接</a>
</center>
</div>
</div>
</body>
</html>js實現註冊、二級聯動
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