<html>
<head>
<meta http-equiv="Content-Type" content="text/htmlcharset=utf-8" />
<title>欢迎进入注册页面</title>
<script language="javascript">
function checkname(){
var div = document.getElementById("div1")
div.innerHTML = ""
var name1 = document.form1.text1.value
if (name1 == "") {
div.innerHTML = "<font color=red>姓名不能为空!</font>"
document.form1.text1.focus()
return false
}
if (name1.length <4 || name1.length >16) {
div.innerHTML = "<font color=red>姓名输入的长度4-16个字符!</font>"
document.form1.text1.select()
return false
}
return true
}
function checkpassword(){
var div = document.getElementById("div2")
div.innerHTML = ""
var password = document.form1.text2.value
if (password == "") {
div.innerHTML = "<font color=red>密码不能为空!</font>"
document.form1.text2.focus()
return false
}
if (password.length <4 || password.length >12) {
div.innerHTML = "<font color=red>密码长度4-12位</font>"
document.form1.text2.select()
return false
}
return true
}
function checkrepassword(){
var div = document.getElementById("div3")
div.innerHTML = ""
var password = document.form1.text2.value
var repass = document.form1.text3.value
if (repass == "") {
div.innerHTML = "<font color=red>密码不能为空!</font>"
document.form1.text3.focus()
return false
}
if (password != repass) {
div.innerHTML = "<font color=red>输入密码和确认密码长度不一致</font>"
document.form1.text3.select()
return false
}
return true
}
function checkEmail(){
var div = document.getElementById("div4")
div.innerHTML = ""
var email = document.form1.text4.value
var sw = email.indexOf("@", 0)
var sw1 = email.indexOf(".", 0)
var tt = sw1 - sw
if (email.length == 0) {
div.innerHTML = "<font color=red>电子邮件不能为空</font>"
document.form1.text4.focus()
return false
}
if (email.indexOf("@", 0) == -1) {
div.innerHTML = "<font color=red>电子邮件格式不正确,必须包含@符号!</font>"
document.form1.text4.select()
return false
}
if (email.indexOf(".", 0) == -1) {
div.innerHTML = "<font color=red>电子邮件格式不正确,必须包含.符号!</font>"
document.form1.text4.select()
return false
}
if (tt == 1) {
div.innerHTML = "<font color=red>邮件格式不对。@和.不可以挨着!</font>"
document.form1.text4.select()
return false
}
if (sw >sw1) {
div.innerHTML = "<font color=red>电子邮件格式不正确,@符号必须在.之前</font>"
document.form1.text4.select()
return false
}
else {
return true
}
return ture
}
function checkPhone(){
var div = document.getElementById("div5")
div.innerHTML = ""
var phone = document.form1.text5.value
if (phone == "") {
div.innerHTML = "<font color=red>手机号不能为空!</font>"
document.form1.text5.focus()
return false
}
if (phone.length == 11) {
div.innerHTML = "<font color=red>手机号码只能为11个字符!</font>"
document.form1.text5.select()
return false
}
return true
}
function check(){
if (checkname() &&checkpassword() &&checkrepassword() &&checkEmail()&&checkPhone()) {
var a = document.form1.text1.value
var b = document.form1.text2.value
var c = document.form1.text4.value
var d = document.form1.text5.value
var e = document.form1.text6.value
alert("用户名:"+a+",密码:"+b+",邮件:"+c+",手机号码是:"+d+".学历是:"+e+",爱好:")
return true
}
else {
return false
}
}
</script>
</head>
<body>
<form name="form1" onSubmit="return check()">
<table border="1" align="center">
<tr>
<td>
<div align="right">用户名:</div></td>
<td>
<input id="text1" type="text" name="text1" onBlur="check()">
<div id="div1" style="display:inline"> </div> </td>
</tr>
<tr>
<td>
<div align="right">密码:</div></td>
<td>
<input id="text2" type="password" name="text2" onBlur="check()">
<div id="div2" style="display:inline"> </div> </td>
</tr>
<tr>
<td>
<div align="right">确认密码:</div></td>
<td>
<input id="text3" type="password" name="text3" onBlur="check()">
<div id="div3" style="display:inline"> </div> </td>
</tr>
<tr>
<td>
<div align="right">电子邮件地址:</div></td>
<td>
<input id="text4" type="text" name="text4" onBlur="check()">
<div id="div4" style="display:inline"> </div> </td>
</tr>
<tr>
<td>
<div align="right">手机号码:</div></td>
<td>
<input id="text5" type="text" name="text5" onBlur="check()">
<div id="div5" style="display:inline"> </div> </td>
</tr>
<tr align="center">
<td><div align="right">学历:</div></td>
<td><div align="left">
<select name="text6">
<option value="初中">初中</option>
<option value="高中">高中</option>
<option value="中专">中专</option>
<option value="大专">大专</option>
<option value="本科">本科</option>
<option value="硕士">硕士</option>
<option value="博士">博士</option>
</select>
</div></td>
</tr>
<tr align="center">
<td align="center"><div align="right">兴趣爱好:</div></td>
<td align="center">
<input type="checkbox" name="text11" value="篮球">
篮球
<input type="checkbox" name="checkbox12" value="音乐">
音乐
<input type="checkbox" name="checkbox13" value="足球">
足球
<input type="checkbox" name="checkbox14" value="其他">
其他</td>
</tr>
<tr align="center">
<td align="center"><input type="submit" value="提交" name="text8">
<input type="reset" value="重置" name="text9"></td>
<td align="center"> </td>
</tr>
</table>
</form>
</body>
</html>
你意思先在流行的一种注册方式。参考一个
<html>
<head>
<style type="text/css">
</style>
</head>
<body>
//背景层(大小与窗口有效区域相同,即当弹出对话框时,背景显示为放射状透明灰色) //背景层(大小与窗口有效区域相同,即当弹出对话框时,背景显示为放射状透明灰色) //背景层(大小与窗口有效区域相同,即当弹出对话框时,背景显示为放射状透明灰色) //背景层(大小与窗口有效区域相同,即当弹出对话框时,背景显示为放射状透明灰色) //背景层(大小与窗口有效区域相同,即当弹出对话框时,背景显示为放射状透明灰色) //背景层(大小与窗口有效区域相同,即当弹出对话框时,背景显示为放射状透明灰色)
<input type="button" value="点击这里" onclick="sAlert()" />
<script type="text/javascript" language="javascript">
function sAlert(){
var msgw,msgh,bordercolor
msgw=250//提示窗口的宽度
msgh=100//提示窗口的高度
bordercolor="#336699"//提示窗口的边框颜色
titlecolor="#99CCFF"//提示窗口的标题颜色
//背景层(大小与窗口有效区域相同,即当弹出对话框时,背景显示为放射状透明灰色)
var bgObj=document.createElement("div")//创建一个div对象(背景层)
//定义div属性
bgObj.setAttribute("id","bgDiv")
bgObj.style.position="absolute"
bgObj.style.top="0"
bgObj.style.background="#777"
bgObj.style.filter="progid:DXImageTransform.Microsoft.Alpha(style=3,opacity=25,finishOpacity=75"
bgObj.style.opacity="0.6"
bgObj.style.left="15%"
bgObj.style.width="85%"
bgObj.style.height="100%"
bgObj.style.zIndex = "10000"
document.body.appendChild(bgObj)//在body内添加该div对象
var msgObj=document.createElement("div")//创建一个div对象(提示框层)
//定义div属性,即相当于
msgObj.setAttribute("id","msgDiv")
msgObj.setAttribute("align","center")
msgObj.style.background="white"
msgObj.style.border="1px solid " + bordercolor
msgObj.style.position = "absolute"
msgObj.style.left = "65%"
msgObj.style.top = "50%"
msgObj.style.font="12px/1.6em Verdana, Geneva, Arial, Helvetica, sans-serif"
msgObj.style.marginLeft = "-225px"
msgObj.style.marginTop = -75+document.documentElement.scrollTop+"px"
msgObj.style.width = msgw + "px"
msgObj.style.height =msgh + "px"
msgObj.style.textAlign = "center"
msgObj.style.lineHeight ="25px"
msgObj.style.zIndex = "10001"
var title=document.createElement("h4")//创建一个h4对象(提示框标题栏)
//定义h4的属性,即相当于
//<h4 id="msgTitle" align="right" style="margin:0 padding:3px background-color:#336699 filter:progid:DXImageTransform.Microsoft.Alpha(startX=20, startY=20, finishX=100, finishY=100,style=1,opacity=75,finishOpacity=100) opacity:0.75 border:1px solid #336699 height:18px font:12px Verdana,Geneva,Arial,Helvetica,sans-serif color:white cursor:pointer" onclick="">关闭 </h4>
title.setAttribute("id","msgTitle")
title.setAttribute("align","right")
title.style.margin="0"
title.style.padding="3px"
title.style.background=bordercolor
title.style.filter="progid:DXImageTransform.Microsoft.Alpha(startX=20, startY=20, finishX=100, finishY=100,style=1,opacity=75,finishOpacity=100)"
title.style.opacity="0.7"
title.style.border="1px solid " + bordercolor
title.style.height="12px"
title.style.font="12px Verdana, Geneva, Arial, Helvetica, sans-serif"
title.style.color="white"
title.style.cursor="pointer"
title.innerHTML="关闭"
title.onclick=removeObj
function removeObj(){//点击标题栏触发的事件
document.body.removeChild(bgObj)//删除背景层Div
document.getElementById("msgDiv").removeChild(title)//删除提示框的标题栏
document.body.removeChild(msgObj)//删除提示框层
}
document.body.appendChild(msgObj)//在body内添加提示框div对象msgObj
document.getElementById("msgDiv").appendChild(title)//在提示框div中添加标题栏对象title
var txt=document.createElement("p")//创建一个p对象(提示框提示信息)
txt.style.margin="1em 0"
txt.setAttribute("id","msgTxt")
txt.innerHTML='key:<input type="test" name="psd" /><br><input type ="button" value = "send" onclick= removeObj() >'
document.getElementById("msgDiv").appendChild(txt)//在提示框div中添加提示信息对象txt
}
</script>
</body>
</html>
用innerHTML属性更改文本,以密码后面为例。节点可能会找错,我找的是font标签
var ofont = var ofont = document.getElementsByTagName("font")[0]ofont.innerHTML = "不能为空"
这样font中的文字就会被更改了