function update(lediv,laction)

{

    //var fill = "";
   

    if(lediv == "evenem" && laction == "over")

    {
            // Add any style here
    
            document.getElementById('menu_01').src = 'images/menu_evenem_over.gif';
    
            document.getElementById("menu_secondaire2").style.background = 'white';
            document.getElementById("menu_empty").style.visibility = 'hidden';
            document.getElementById("menu_secondaire2").zIndex = 1;   
            document.getElementById("menu_empty").zIndex = 0;
        
        }else if(lediv == "evenem" && laction == "out")

        {

            document.getElementById('menu_01').src = 'images/menu_evenem.gif';	
            document.getElementById("menu_secondaire2").style.background = 'white';
            document.getElementById("menu_secondaire2").zIndex = 0;
            document.getElementById("menu_empty").zIndex = 1;
            document.getElementById("menu_empty").style.visibility = 'visible';

        }
    }



    var ie;

    var ns;



    function detectBrowser()
    
    {

        ns = (navigator.appName == "Netscape") ? 1:0



        ie = (navigator.appName == "Microsoft Internet Explorer") ? 1:0 	

    }


    function adjust()
    {


	ns = (navigator.appName == "Netscape") ? 1:0

        ie = (navigator.appName == "Microsoft Internet Explorer") ? 1:0      

        if(ns)
	{
           	document.getElementById("lettres_alpha2").style.top = 110;
	}
        else if(ie)
	{
		document.getElementById("lettres_alpha2").style.top = 123;

	}else if(window.opera)
	{ 
           	document.getElementById("lettres_alpha2").style.top = 125;		
        }
    }