function chpagem(parametresm) {
var te = parametresm;
 parametresm= 'gh=' + parametresm;
	new Ajax.Updater(
		'contenu',
		'contenu.php',		{
			method: 'get',
			parameters: parametresm,
			evalScripts: true,	
      onFailure: function() { alert("Une erreur est survenue lors de l'appel AJAX.\nRecharger la page devrait résoudre le problème.") },
      //onLoading: function() {$('contenudiv').innerHTML='Chargement en cours'; },
      onSuccess: function(){},
      onComplete:function(){}          
  }
	);
	if ($('bannier').className==1)
	$('bannier').innerHTML='<center>  <img id="ban" src="./images/camera_floue.jpg" alt="">  </center> ';
  $('bannier').className=2; 
  } 
function chpagemp(parametresm, lecture) {
var te = parametresm;
 parametresm= 'gh=' + parametresm + '&lec=' + lecture;
	new Ajax.Updater(
		'contenu',
		'contenu.php',		{
			method: 'get',
			parameters: parametresm,
			evalScripts: false,	
      onFailure: function() { alert("Une erreur est survenue lors de l'appel AJAX.\nRecharger la page devrait résoudre le problème.") },
      //onLoading: function() {$('contenudiv').innerHTML='Chargement en cours'; },
      onSuccess: function(){},
      onComplete:function(){}          
  }
	);
  } 
  function chpagemail(parametresm,nom,prenom,mail,message) {
var te = parametresm;
 parametresm= 'nom='+nom+',&prenom='+prenom+'&mail='+mail+'&message='+message;
 alert (parametresm);
	new Ajax.Updater(
		'contenu',
		'contacts2.php',		{
			method: 'post',
			postBody: parametresm ,
			evalScripts: false,	
      onFailure: function() { alert("Une erreur est survenue lors de l'appel AJAX.\nRecharger la page devrait résoudre le problème.") },
      //onLoading: function() {$('contenudiv').innerHTML='Chargement en cours'; },
      onSuccess: function(){},
      onComplete:function(){}          
  }
	);
  }
  
  
function SendForm(){
  if (MM_validateForm('nom','','R','prenom','','R','message','','R') == true &&MM_validateForm('mail','','NisEmail') ==true){
  	$('BTsubmit').disabled='disabled';
  	$('BTsubmit').value='en cours ...';
  	$('message').disabled='disabled';
  	$('email').disabled='disabled';
  	new Ajax.Request(
      './elements/FormContact.php',{
  		method: 'post',
  		asynchronous: true,
  		contentType:  'application/x-www-form-urlencoded',
  		encoding:     'UTF-8',
  		parameters: {nom : $F('nom'), prenom : $F('prenom'), email : $F('email'),message: $F('message')},
  		onSuccess: function(){MailOK();}, 
  		onFailure: function(){}
  	});
  	function MailOK(){
  		$('BTsubmit').style.visibility = 'hidden';
  		$('BTsubmit').style.display = 'none';
  		$('textOK').style.visibility = 'visible';
  		$('textOK').style.display = 'block';
  	}
	} 
}