jQuery plugin: Validation how to use it in wordpress

jQuery plugin: Validation how to use it in wordpress

i have this  
<script src="http://granhotelanabas.com/wp-content/themes/studioin/js/jquery.validation.js"></script> <script src="http://granhotelanabas.com/wp-content/themes/studioin/js/jquery.js"></script>
<script type="text/javascript">
jQuery.noConflict();
errorPlacement: function(error, element) {
error.appendTo( element.parent().next() );
},
$.validator.setDefaults({
submitHandler: function() { alert("submitted!"); }
});

$().ready(function() {
// validate the comment form when it is submitted

// validate signup form on keyup and submit
$("#signupForm").validate({
rules: {
nombre: "required",
apellido: "required",
email: {
required: true,
email: true
},
Postal: "required",
telefono:"required",
pais: "required",
Ciudad: "required",
},
messages: {
nombre: "Please enter your firstname",
apellido: "Please enter your lastname",
email: "Please enter a valid email address",
Postal: "Please enter your code post"
, telefono: "Please enter your telephone number",
pais: "Please enter your country",
Ciudad: "please enter your city",
}
});

// propose username by combining first- and lastname

//code to hide topic selection, disable for demo
});
</script>
to validate this form but is just doesn't valida can some please help me.
<form class="cmxform" id="signupForm" action="http://granhotelanabas.com/datos_reservantes/" method="post" >
<p>Nombre:<span class="obligatorio">*            </span><input id="nombre" type="text" autofocus="autofocus" name="nombre" value="" /></p>
<p>&nbsp;</p>
<p>Apellido:<span>*       </span>    <input id="apellido" type="text" name="apellido" value="" /></p>
<p>&nbsp;</p>
<p>Compania :          <input id="empresa" type="text" name="empresa" value="" /></p>
<p>&nbsp;</p>
<p>Email:<span class="obligatorio">*                 </span><input id="email" type="text" name="email" value="" /></p>
<p>&nbsp;</p>
<p>Codigo Postal:<span class="obligatorio"> </span><input id="Postal" type="text" name="Postal" value="" /></p>
<p>&nbsp;</p>
<p>Telefono:   <span class="obligatorio">*        </span><input id="telefono" type="text" name="telefono" value="" /></p>
<p>&nbsp;</p>
<p>Movil:                  <input id="movil" type="text" name="movil" value="" /></p>
<p>&nbsp;</p>
<p>País: <span class="obligatorio">*</span></p>
<p>ciudad<span>*                </span><input id="Ciudad " type="text" name="Ciudad" value="" /></p>
<p>&nbsp;</p>
<p>Dirección<span>*          </span><input id="Direccion " type="text" name="Direccion" value="" /></p>
<p>&nbsp;</p>
<p><button class="button" id="submit" style="margin-right: 20%;" name="submit" type="submit">Guardar</button></p>
</form>