//addEventListener non supporté par IE

//Partie gauche

//var societe=document.getElementById('menu_societe');
//societe.addEventListener("mouseover", societe_plus, false) ;
//societe.addEventListener("mouseout", societe_moins, false) ;

function references_show (){
	var agence_bis= $('ssmenu_references').getElement('ul');
	agence_bis.style.visibility="visible";
}

function references_hide(){
	var agence_bis= $('ssmenu_references').getElement('ul');
	agence_bis.style.visibility="hidden";
}

function agence_show (){
	var agence_bis= $('ssmenu_agence').getElement('ul');
	agence_bis.style.visibility="visible";
}

function agence_hide(){
	var agence_bis= $('ssmenu_agence').getElement('ul');
	agence_bis.style.visibility="hidden";
}

function com_show (){
	var com_bis= $('ssmenu_com').getElement('ul');
	com_bis.style.visibility="visible";
}

function com_hide(){
	var com_bis= $('ssmenu_com').getElement('ul');
	com_bis.style.visibility="hidden";
}

function marketing_show (){
	var agence_bis= $('ssmenu_mark').getElement('ul');
	agence_bis.style.visibility="visible";
}

function marketing_hide(){
	var agence_bis= $('ssmenu_mark').getElement('ul');
	agence_bis.style.visibility="hidden";
}

function strategie_show (){
	var agence_bis= $('ssmenu_strat').getElement('ul');
	agence_bis.style.visibility="visible";
}

function strategie_hide(){
	var agence_bis= $('ssmenu_strat').getElement('ul');
	agence_bis.style.visibility="hidden";
}

function formation_show (){
	var agence_bis= $('ssmenu_formation').getElement('ul');
	agence_bis.style.visibility="visible";
}

function formation_hide(){
	var agence_bis= $('ssmenu_formation').getElement('ul');
	agence_bis.style.visibility="hidden";
}

function menu_show(elem){
	var agence_bis= $(elem).getElement('ul');
	agence_bis.style.visibility="hidden";
	//document.getElementById(elem).getElementsByTagName("img")[0].src = "/_img/puce_ssmenu_on.jpg";
}

function menu_hide(elem){
	var agence_bis= $(elem).getElement('ul');
	agence_bis.style.visibility="hidden";
	//document.getElementById(elem).getElementsByTagName("img")[0].src = "/_img/puce_ssmenu_off.jpg";
}