var TimeToFade = 200.0;
var precedente = "intro";
var suivante = "equipe_V";

			function diapo_auto()
			{
				diapo_int = setInterval("diapo()" , 5000);
			}
			function transition(img1)
			{
			fondu(img1)
			}

			function diapo()
			{
			fondu(precedente);fondu(suivante);
			}

			function fondu(eid)
			{
			  var element = document.getElementById(eid);
			  element.style.zIndex = '100';
			  if(element == null)
			    return;
			   
			  if(element.FadeState == null)
			  {
			    if(element.style.opacity == null 
			        || element.style.opacity == '' 
			        || element.style.opacity == '1')
			    {
			      element.FadeState = 2;
			    }
			    else
			    {
			      element.FadeState = -2;
			    }
			  }
			   
			  if(element.FadeState == 1 || element.FadeState == -1)
			  {
			    element.FadeState = element.FadeState == 1 ? -1 : 1;
			    element.FadeTimeLeft = TimeToFade - element.FadeTimeLeft;
			  }
			  else
			  {
			    element.FadeState = element.FadeState == 2 ? -1 : 1;
			    element.FadeTimeLeft = TimeToFade;
			    setTimeout("animateFade(" + new Date().getTime() + ",'" + eid + "')", 33);
			    document.getElementById(precedente).style.zIndex = '10';
			    precedente = eid;
			    if(eid == "intro"){suivante = "intro2";}
			    if(eid == "intro2"){suivante = "intro3";}
			    if(eid == "intro3"){suivante = "intro4";}
			    if(eid == "intro4"){suivante = "intro5";}
			    if(eid == "intro5"){suivante = "intro";}
			  }  
			}
			function animateFade(lastTick, eid)
			{  
			  var curTick = new Date().getTime();
			  var elapsedTicks = curTick - lastTick;
			  
			  var element = document.getElementById(eid);
			 
			  if(element.FadeTimeLeft <= elapsedTicks)
			  {
			    
			    element.style.opacity = element.FadeState == 1 ? '1' : '0';
			    element.style.filter = 'alpha(opacity = ' 
			        + (element.FadeState == 1 ? '100' : '0') + ')';
			    element.FadeState = element.FadeState == 1 ? 2 : -2;
			    return;
			  }
			 
			  element.FadeTimeLeft -= elapsedTicks;
			  var newOpVal = element.FadeTimeLeft/TimeToFade;
			  if(element.FadeState == 1)
			    newOpVal = 1 - newOpVal;
			
			  element.style.opacity = newOpVal;
			  
			  element.style.filter = 'alpha(opacity = ' + (newOpVal*100) + ')';
			  
			  setTimeout("animateFade(" + curTick + ",'" + eid + "')", 33);
			}