function m_div(thingId)
	{
	  for(i=1;document.getElementById('m_div_'+i);i++)
	  {
		if('m_div_'+i == thingId)
		{
			if (document.getElementById('m_div_'+i).className == "none")
			{
			document.getElementById('m_div_'+i).className = 'active';
			} else {
			document.getElementById('m_div_'+i).className = 'none';
			}
		}
		else
		{
			document.getElementById('m_div_'+i).className = 'none';
		}
	  }
	}
function div(thingId)
	{
	  for(i=1;document.getElementById('div_'+i);i++)
	  {		
		if('div_'+i == thingId)
		{
		  if (document.getElementById('div_'+i).style.display == "none")
			{
			document.getElementById('div_'+i).style.display = 'block';
			} else {
			document.getElementById('div_'+i).style.display = 'none';
			}
		}
		else
		{
		  document.getElementById('div_'+i).style.display = 'none';
		} 
	  }
	}
	
	
	
function affmas(thingId)
{
var targetElement;
targetElement = document.getElementById(thingId) ;
if (targetElement.style.display == "none")
{
targetElement.style.display = "" ;
} else {
targetElement.style.display = "none" ;
}
}

function afficher(thingId)
{
var targetElement;
targetElement = document.getElementById(thingId) ;
targetElement.style.display = "" ;
}

function masquer(thingId)
{
var targetElement;
targetElement = document.getElementById(thingId) ;
targetElement.style.display = "none" ;
}