function window_onload() {
    a.style.display='none'
	b.style.display='none'
	c.style.display='none'
	d.style.display='none'
	e.style.display='none'
}

if (window.addEventListener)									   
window.addEventListener("load", window_onload, false)		 
else if (window.attachEvent)						   
window.attachEvent("onload", window_onload)	  
else if (document.getElementById)  
window.onload=window_onload


function MenuOver(elem) {
HideAll()

etat=document.getElementById(elem).style.display;
if(etat=='none'){document.getElementById(elem).style.display='block';}
else{document.getElementById(elem).style.display='none';}
setTimeout("HideAll()",8000);
}



function HideAll()
{
	a.style.display='none'
	b.style.display='none'
	c.style.display='none'
	d.style.display='none'
	e.style.display='none'
}

//function MenuOver(sMen) 
//{
	//HideAll()
	
	//if (sMen == "a") a.style.display=''
	//if (sMen == "b") b.style.display=''
	//if (sMen == "c") c.style.display=''
	//if (sMen == "d") d.style.display=''
//}