Validação input e-mail não esta validando, só cria um alerta
estou com um formulário que fica dentro de um iframe mas não to conseguindo validar o input de email
segue o a pagina do formulario:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<!-- saved from url=(0014)about:internet -->
<html xmlns="http://www.w3.org/1999/xhtml">
<link rel="shortcut icon" type="image/x-icon" href="favicon.ico"/>
<head>
<title></title><%
session("dados_ok") = "S"
%>
<style type="text/css">
<!--
<style type="text/css">
*{
text-decoration:none;
}<!--
</style>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<style type="text/css">
td img {display: block;}.style1 { font-family: Verdana, Arial, Helvetica, sans-serif;
font-size: 14px;
}
.style2 { font-size: 24px;
color: #003366;
}.style6 {font-size: 9px}
</style>
<style type="text/css">td img {display: block;}body {
margin-left: 0px;
margin-top: 0px;
margin-right: 0px;
margin-bottom: 0px;
}
.style1 {
font-family: Verdana, Arial, Helvetica, sans-serif;
font-size: 12px;
}.style2 {font-size: 10px}
.style7 {color: #000000}
.style13 {
font-family: Verdana, Arial, Helvetica, sans-serif;
font-size: 13px;
color: #003366;
}.style14 {font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 12px; color: #003366; font-weight: bold; }
.style19 {
color: #FF0000;
font-size: 11px;
}.style20 {color: #666666}
.style22 {color: #003366}
</style>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /></head>
<body width="361" height=" 100">
<center>
<table width="361" border="0" cellpadding="0" cellspacing="0" bordercolor="#575757" bgcolor="" style="display: inline-table;"><!-- fwtable fwsrc="art.fw.png" fwpage="Página 1" fwbase="art.jpg" fwstyle="Dreamweaver" fwdocid = "1962855546" fwnested="0" -->
<table width="361" height="250" border="0" bgcolor="#FFFFFF">
<tr>
<td height="150" colspan="0" valign="top"><div align="justify">
<p class="style1"><font size="2" face="Verdana"><font color="#003366"><a name="formulario" id="formulario"></a>
<script language="JavaScript" type="text/javascript"><!--
function validar(theForm)
{
// Verifica se o campo E-mail está preenchido
if (theForm.email.value == "")
{
alert("Favor preencher o campo \"e-mail\".");
theForm.email.focus();
return (false);
}
}//-->
</script>
<script language=javascript>
function confere(){
if (document.theForm.email.value.indexOf('@', 0) == -1 || document.theForm.email.value.indexOf('.', 0) == -1){ alert("E-mail invalido!");
return false;
}
}
function is_email(email){
er = /^[a-zA-Z0-9][a-zA-Z0-9\._-]+@([a-zA-Z0-9\._-]+\.)[a-zA-Z-0-9]{2}/;
if( !er.exec(email) )
{
jQuery('#retorno_capta').html('Email inválido!');
return false;
}
}
</script>
<script type="text/javascript">
var backup = new Array
function check_alpha(val,name) {
var goodChars = "0123456789abcdefghijklmnopqrstuxywvzABCDEFGHIJKLMNOPQRSTUVWXYZ"
var errors = 0
var isOk = 1
for(var i=0;i<val.length;i++) {
isOk = 1
for(var j=0;j<goodChars.length;j++) {
if(goodChars.charAt(j) == val.charAt(i)) {
isOk = 0
}
}
if(isOk == 1) {
errors++
break;
}
}
if(errors > 0) {
if(backup[name]) {
document.getElementById(name).value = backup[name]
}
else {
document.getElementById(name).value = ""
}
}
else {
backup[name] = val
}
}
</script>
<font color="#003366"><a name="formulario" id="formulario"></a></font><font size="2" face="Verdana">
<style>.form {font-size: 11px; font-family: Tahoma; color: #333333; background-color: #E3E3E3; border: #666666 1px double;}
.botao {font-size: 11px; font-family: Tahoma; color: #333333;}
</style>
</font></font></font><font color="#003366" size="2" face="Verdana, Arial, Helvetica, sans-serif">
<input type="hidden" name="subject" value="Cadastro" />
<input type="hidden" name="recipient" value="email destinatario" />
<input type="hidden" name="redirect" value="http://pagina de destino.com.br" />
</font> </p>
<p align="center" class="style1"> </p>
</div>
<form action="enviar_mensagem.asp?sessao=<%=session("dados_ok")%>" name="theForm" method="post" align="center" onSubmit="return <center>
<p class="style14"> </p>
</center>
<table width="361" border="0" align="center" cellpadding="0" cellspacing="4">
<tr>
<td align="right"><span class="style13">Nome<span class="style19">*</span>:</span></td>
<td align="left"><font size="2" face="Verdana">
<input name="nome" type="nome" class="form" id="nome" size="35" maxlength="60" required="required" onChange="check_alpha(this.value,this.id)" onKeyUp="check_alpha(this.value,this.id)">
</font></td>
</tr>
<tr>
<td width="30%" align="right" valign="top"><div align="right"><span class="style22"><font face="Verdana" size="2">E-mail</font></span><span class="style19">*</span><font face="Verdana" size="2">:</font></div></td>
<td width="70%" align="left"><font size="2" face="Verdana">
<input name="email" type="email" class="form" id="email" size="35" required="required" maxlength="60" onblur="confere()" onkeyup="this.value = this.value.toLowerCase();" />
<br />
</font><font face="Verdana"><span class="style2 style7"><span class="style2 style20"><span class="style6">(Digite um e-mail válido)</span></span></span></font> </td>
</tr>
<tr>
<td width="30%" align="right" valign="top"><div align="right"><span class="style22"><font size="2" face="Verdana">Cadastre uma senha</font></span><span class="style19">*</span><font size="2" face="Verdana">:</font></div></td>
<td width="70%" align="left"><font size="2" face="Verdana">
<input name="senha" type="password" class="form" id="senha" size="35" maxlength="60" required="required" onChange="check_alpha(this.value,this.id)" onKeyUp="check_alpha(this.value,this.id)">
<br />
</font><font face="Verdana"><span class="style2 style7"><span class="style2 style20"><span class="style6">(Digite uma senha com letras e números)</span></span></span></font></td>
</tr>
<tr>
<td width="30%" height="35"> </td>
<td width="70%" align="left" valign="bottom"><font size="2" face="Verdana">
<input name="submit" type="submit" class="botao" onmouseover="window.status='Certifique-se que as informações estão corretas, e aperte o botão para envia-las';return false" onmouseout="window.status=('Tecnologia, Wanderson!')" value="Enviar" Onclick="JavaScript:parent.location='form.asp'" />
<input name="submit" type="submit" class="botao" onmouseover="window.status='Certifique-se que as informações estão corretas, e aperte o botão para envia-las';return false" onmouseout="window.status=('Tecnologia, Wanderson!')" value="Já sou cadastrado" Onclick="JavaScript:parent.location='form.asp'"/>
</font></td>
</tr>
</table>
</body>
</form>
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