function deplie(id)
{
	

	var divs=document.getElementsByTagName("div");
	for(var i=0 ; i<divs.length ; i++)
	{
			if(divs[i].id.search(/^bloc/)>=0)
			{
				if(divs[i].id=='bloc'+id)
				{
				divs[i].style.display= divs[i].style.display== "block"?"none":"block";
				}
			else
			{
				divs[i].style.display= "none";   
			}
			
			}
	}
}

function deplie_tr(id)
{
	eval('etat = document.getElementById("bloc'+id+'").style.display == "block" ? "none" : "block" ;');
	eval('document.getElementById("bloc'+id+'").style.display = "'+etat+'";');	
}

function changeclass(id){
	if(document.getElementById("thm"+id).className=="menu_doc"){
		document.getElementById("thm"+id).className="menu_doc_active";
	}else{
		document.getElementById("thm"+id).className="menu_doc";
	}
}