<!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=utf-8" />
<title>无标题文档</title>
<script type="text/javascript" >
function nm(){
var name = document.getElementById("name").value
if(name==''){
document.getElementById("namelable").style.color="red"
document.getElementById("namelable").innerHTML='不能为空'
return false;
}else{
document.getElementById("namelable").innerHTML=''
return true;
}
}
function p(){
var pwd = document.getElementById("pwd").value
if(pwd==''){
document.getElementById("pwdlable").style.color="red"
document.getElementById("pwdlable").innerHTML='不能为空'
return false;
}else{
document.getElementById("pwdlable").innerHTML=''
return true;
}
}
function p1(){
var pwd = document.getElementById("pwd").value;
var pwd1 = document.getElementById("pwd1").value;
if(pwd==pwd1){
document.getElementById("pwdlable1").innerHTML=''
return true;
}else{
document.getElementById("pwdlable1").style.color="red"
document.getElementById("pwdlable1").innerHTML='不能为空'
return false;
}
}
function su(){
if(nm()&p()&p1()){
}
}
</script>
</head>
<body>
姓名<input type="text" id="name" onblur="nm()"/>
<label id="namelable"></label>
<br />
设置密码:<input type="password" id="pwd" onblur="p()"/>
<label id="pwdlable"></label>
<br />
重置密码:<input type="password" id="pwd1" onblur="p1()"/> <label id="pwdlable1"></label>
<br />
<input type="button" value="提交" onclick="su()"/>
</body>
</html>
追问一点不一样啊
追答你自己去弄下呢,那个用个正则表达式,然后,就OK了,然后多加几个input就好了。。