function getTitre(idAuteur){
	var element = $('titre');
	var url = 'ajax_action.php?action=titre';
	var data = $H({"idAuteur":idAuteur}).toQueryString();
	var myAjax = new Ajax.Updater(
      element,
	  url,
      {
        method: 'post',
        postBody: data
      });
}

function getCollection(idAuteur){
	var element = $('collections');
	var url = 'ajax_action.php?action=collection';
	var data = $H({"idAuteur":idAuteur}).toQueryString();
	var myAjax = new Ajax.Updater(
      element,
	  url,
      {
        method: 'post',
        postBody: data
      });
}

function getOuvrages(idSelect){
	var element = $('ouvrages_bottom');
	var url = 'ajax_action.php?action=ouvrage';
	var data = $H({"idSelect":idSelect}).toQueryString();
	var myAjax = new Ajax.Updater(
      element,
	  url,
      {
        method: 'post',
        postBody: data
      });
}

function resetSession(){
	var url = 'ajax_action.php?action=reset';
	var data = '';
	var myAjax = new Ajax.Updater(
	  url,
      {
        method: 'post',
        postBody: data
      });
}