url = document.location.href;
xend = url.lastIndexOf("/") + 1;
var base_url = url.substring(0, xend);
var ajax_get_error = false;


function ajax_do_contact (url) {
   if (url.substring(0, 4) != 'http') {
      url = base_url + url;
   }
   var jsel = document.createElement('SCRIPT');
   jsel.type = 'text/javascript';
   jsel.src = url;
   document.body.appendChild (jsel);
   return true;
}
function ajax_get_contact (url, el) {
   if (typeof(el) == 'string') {
      el = document.getElementById(el);
   }
   if (el == null) { return false; }
   if (url.substring(0, 4) != 'http') {
      url = base_url + url;
   }
   getfile_url = base_url + '/AJAX/CONTACT_getfile.php?url=' + escape(url) + '&el=' + escape(el.id);
   ajax_do_contact (getfile_url);
   return true;
}

function submit_form_contact() {

   // on set les variables
   var name = document.getElementById('name').value;
   var email = document.getElementById('email').value;
   var comment = document.getElementById('comment').value;

   //on envoie vers le fichier contact_forum-check.php
   url = './AJAX/CONTACT_forum_check.php?name=' + escape(name) + '&email=' + escape(email) + '&comment=' + escape(comment);

   // on renvoie les résultats dans le div id result
   ajax_get_contact (url, 'result');
}