function hideMenDiv()
{
	var divHide = document.getElementsByTagName('div') ;
	for (var i = 0 ; i < divHide.length ; i++) 
	{
		if(divHide[i].id.substr(0,4) == 'men_')
			document.getElementById(divHide[i].id).style.display = 'none';			
	}
}
function init()
{
	//IMAGES MENU MID NAV
	var images = document.getElementById('midNav').getElementsByTagName('img') ;
	for (var i = 0 ; i < images.length ; ++i) 
	{
		images[i].style.cursor = 'pointer';
		//Over
		images[i].onmouseover = function()
		{
			hideMenDiv();
			this.src = '../images/model/midNav-'+this.id+'-over.gif';
			showObj('men_'+this.id,2000);
			
		}
		//out
		images[i].onmouseout = function()
		{
			this.src = '../images/model/midNav-'+this.id+'.gif';
		}
	}

	//IMAGES MENU TOP NAV
	var images = document.getElementById('topNav').getElementsByTagName('img') ;
	for (var i = 0 ; i < images.length ; ++i) 
	{
		images[i].style.cursor = 'pointer';
		//Over
		images[i].onmouseover = function()
		{
			hideMenDiv();
			showObj('men_'+this.id,2000);
				
		}
		//out
		images[i].onmouseout = function()
		{
			this.src = '../images/model/topNav-'+this.id+'.gif';
		}		
	}
}

//apparition temporisée
var T = new Array();
function showObj(nomObj, duration)
{
	if(top.document.getElementById(nomObj))
	{
		top.document.getElementById(nomObj).style.display='block';
		if(duration!='inf')
		{
			clearTimeout(T[nomObj]);
			
			var href = top.document.getElementById(nomObj).getElementsByTagName('A');
			for (var i = 0; i < href.length; i++)
			{
				href[i].onmouseover= function (){ showObj(nomObj,duration); }
			}
			T[nomObj] = setTimeout('hideObj("'+nomObj+'");',duration);
		}
	}
}
function hideObj(nomObj)
{
	top.document.getElementById(nomObj).style.display = 'none';
}