Lo que pasa es que tengo este formulario:
Código PHP:
               <form name="clientForm"  method="post">
                <fieldset>
                    <legend>
                        Informacion del cliente
                    </legend>
 
                    <table>
                        <tr>
                            <td><label for="clientID">Client ID:</label></td>
                            <td>
                            <input name="clientID" id="clientID" size="10" maxlength="10">
                            </td>
                        </tr>
                        <tr>
                            <td><label for="firstname">First name:</label></td>
                            <td>
                            <input name="firstname" id="firstname" size="20" maxlength="255">
                            </td>
                        </tr>
                        <tr>
                            <td><label for="lastname">Last name:</label></td>
                            <td>
                            <input name="lastname" id="lastname" size="20" maxlength="255">
                            </td>
                        </tr>
                        <tr>
                            <td><label for="address">Address:</label></td>
                            <td>
                            <input name="address" id="address" size="20" maxlength="255">
                            </td>
                        </tr>
                        <tr>
                            <td><label for="zipCode">Zipcode:</label></td>
                            <td>
                            <input name="zipCode" id="zipCode" size="4" maxlength="5">
                            </td>
                        </tr>
                        <tr>
                            <td><label for="city">City:</label></td>
                            <td>
                            <input name="city" id="city" size="20" maxlength="255">
                            </td>
                        </tr>
                        <tr>
                            <td><label for="country">Country:</label></td>
                            <td>
                            <input name="country" id="country" size="20" maxlength="255">
                            </td>
                        </tr>
                        
                        <tr>
                            <td>
                            <button name="nuevo" id="nuevo" disabled>Agregar Usua1</button>
                            </td>
                        </tr>
                        
                        
                    </table>
            </form> 
    Código PHP:
   <?php
/* Replace the data in these two lines with data for your db connection */
$connection = mysql_connect("***","****","****");  
mysql_select_db("databaseName",$connection);
 
 
 
if(isset($_GET['getClientId'])){  
  $res = mysql_query("select * from ajax_client where clientID='".$_GET['getClientId']."' ") or die(mysql_error());
  if($inf = mysql_fetch_array($res)){
    echo "formObj.firstname.value = '".$inf["firstname"]."';\n";    
    echo "formObj.lastname.value = '".$inf["lastname"]."';\n";    
    echo "formObj.address.value = '".$inf["address"]."';\n";    
    echo "formObj.zipCode.value = '".$inf["zipCode"]."';\n";    
    echo "formObj.city.value = '".$inf["city"]."';\n";    
    echo "formObj.country.value = '".$inf["country"]."';\n"; 
    
 
  }else{
    echo "formObj.firstname.value = '';\n";    
    echo "formObj.lastname.value = '';\n";    
    echo "formObj.address.value = '';\n";    
    echo "formObj.zipCode.value = '';\n";    
    echo "formObj.city.value = '';\n";    
    echo "formObj.country.value = '';\n";
    
  }    
  
}
 
?>    Este formulario al rellenar por ejemplo el campo de "Cliente ID" te busca en la BD ese cliente, y te rellena todos los demas campos, y si no esta el cliente, los campos te los pone en blanco.
Lo que necesito es que al no encontrar un cliente, habilite un boton que permita agregar al cliente a la BD..
¿Me podrían ayudar?
 
 


 
 


