// Affichage menus verticaux
function afficherMenu3(menu)
	{
	effacerMenu3();
	obj = document.getElementById(menu);
	obj.style.display='block'; 
	obj.style.visibility='visible';
	}

function effacerMenu3()
	{
	menus =eval("menus_mR;");
	for (i=0;i<menus.length;i++)
		{
		obj = document.getElementById(menus[i]);
		obj.style.display='none'; 
		obj.style.visibility='hidden'; 
		}
	}

function initialiserFondMenu1()
	{
	for (i=0;i<nombreNivo1;i++)
		{
		cellule = (i+1) + '_mR';
		obj = document.getElementById(cellule);
		if (obj.className=='fondMenu1Hover')
			{
			obj.className='fondMenu1'; 
			}
		}
	}

// Rollover menu haut
function changerFondMenu1(cellule)
	{
	effacerMenu3();
	initialiserFondMenu1();
	obj = document.getElementById(cellule);
	if (obj.className=='fondMenu1')
		{
		obj.className='fondMenu1Hover'; 
		}
	}

// Roll over fleche menu haut
function changerFlecheMenu(fleche,action,nivo2EnCours)
	{
	var flecheEnCours = 'flecheMenu_mR_'+nivo2EnCours;
	if (fleche!=flecheEnCours)
		{
		if (action=='over')
			{
			MM_swapImage(fleche,'','/images/flecheMenu2-hover.gif',1);
			}
		if (action=='out')
			{
			MM_swapImgRestore();
			}
		}
	}

function activerFondMenu1(cellule)
	{
	obj = document.getElementById(cellule);
	if ( obj )
		{
		obj.className='fondMenu1Actif'; 
		}
	}
	
// Rollover menu 2
function changerStyleMenu2(cellule)
	{
	obj = document.getElementById(cellule);
	if (obj.className=='menu2Haut')
		{
		obj.className='menu2HautHover';
		}
	}

function activerStyleMenu2(cellule)
	{
	obj = document.getElementById(cellule);
	if ( obj )
		{
		obj.className='menu2HautActif';
		}
	}

// Roll over menu niveau 3
function overStyleMenu3(cellule)
{
obj = document.getElementById(cellule);
if ( obj )
	{
	obj.className='fondMenu3-hover';
	}
}

function outStyleMenu3(cellule)
{
obj = document.getElementById(cellule);
if ( obj )
	{
	obj.className='fondMenu3';
	}
}