<head>
<script LANGUAGE="JavaScript">
<!--
function comprobar(){var mal=false;
numero=document.forms[0].elements.length;
for(a=0;a<numero;a++){
if (document.forms[0].elements[a].value==""){document.forms[0].elements[a].style.backgroundColor="#ffffcc";mal=true;}
else{document.forms[0].elements[a].style.backgroundColor="white";}
}
if(mal){alert("Por favor, rellene las cajas coloreadas");}
else{document.forms[0].submit()}
}
-->
</script>
<script LANGUAGE="JavaScript">
<!--
function validar_email() {
if (document.contacto2.EMAIL.value.indexOf('@') == -1)
alert ("Debes colocar una "Dirección de Email" válida");
document.contacto.EMAIL.focus() //Esto recorna el cursor al campo "Email"
else {
document.contacto.submit();
}
}
-->
</script>
</head>
<form method="post" id="contacto2.php" action="contacto2.php; javascript
:alert('enviando')">
<table class="tabla">
<tr>
<td class="tabla-1"><span class="negrita">Nombre:</span></td>
<td class="tabla-2"><input type="text" name="nombre" size="30" /></td>
</tr>
<tr>
<td class="tabla-1"><span class="negrita">Email:</span></td>
<td class="tabla-2"><input type="text" name="email" size="30" /></td>
</tr>
<tr>
<td class="tabla-1"><span class="negrita">Asunto:</span></td>
<td class="tabla-2"><input type="text" name="asunto" size="30" /></td>
</tr>
<tr>
<td class="tabla-1"><span class="negrita">Mensaje:</span></td>
<td class="tabla-2"><textarea name="coment" cols="25" rows="2"></textarea></td>
</tr>
<tr>
<td><p> </p></td>
<td><input name="submit" type="submit" onClick="JavaScrpit:validar_email(); comprobar()" value="Enviar" /> <input name="B4" type="reset" value="Borrar" /></td>
</tr>
</table>
</form>