function displayDate() {
			var maintenant=new Date();
			var jour=maintenant.getDate();
			var mois=maintenant.getMonth()+1;
			var an=maintenant.getFullYear();
			
			var heure = maintenant.getHours();
			var minute = maintenant.getMinutes();
			var seconde = maintenant.getSeconds();
			
			if (heure<10) heure="0"+heure;
			if (minute<10) minute="0"+minute;
			if (seconde<10) seconde="0"+seconde;
			
			if (jour<10) jour="0"+jour;
			
			// récupère l'objet date
			var today = new Date(); 
			var days = new Array('Dimanche','Lundi','Mardi','Mercredi','Jeudi','Vendredi','Samedi');
			var months = new Array('Janvier','Fevrier','Mars','Avril','Mai','Juin','Juillet','Aout','Septembre','Octobre','Novembre','Decembre');
			
			
			document.write(days[today.getDay()]," ",jour," ",months[today.getMonth()]," ",an," - ",heure,":",minute);
			
		
}


function displayBlock(idBlock){
	var tag = document.getElementById(idBlock);
	tag.style.display = "block";
}


function hideBlock(idBlock){
var tag = document.getElementById(idBlock);
	tag.style.display = "none";

}

function switchContent(idBlock){
//	alert('test');
  var block = document.getElementById(idBlock);
  
  //var content = block.innerText || block.textContent
    var content = block.innerHTML;
  var target = document.getElementById('target');
    
     
  //target.innerText = content;
  //target.textContent = content;
  target.innerHTML = content;
  //alert(content);
  //code to set style of menu item
  
  
}