var IE6 = false;
var strChUserAgent = navigator.userAgent;
var intSplitStart = strChUserAgent.indexOf("(",0);
var intSplitEnd = strChUserAgent.indexOf(")",0);
var strChMid = strChUserAgent.substring(intSplitStart, intSplitEnd);
if(strChMid.indexOf("MSIE 6") != -1) IE6 = true;


var currentActu;
var delay = 5000;
var timerActu = null;
var i=0;

function switchActu(actu,autoplay) 
{

    
    if( currentActu == actu) return;
    
	if(!IE6)
	{
                
               if($(currentActu)) new Fx.Style(currentActu, 'opacity', {transition: Fx.Transitions.Cubic.easeOut}).start(1,0);
                
		new Fx.Style(actu, 'opacity', {transition: Fx.Transitions.Cubic.easeIn}).start(0,1);
		$(actu).style.display="block";
		$(actu).style.opacity=0;
	}
	else
	{
		if($(currentActu)) $(currentActu).style.display="none";
		$(actu).style.display="block";
	}
	if(autoplay=='1'){
            
            
            
            new Fx.Style('lien_'+currentActu, 'padding-left', {transition: Fx.Transitions.Cubic.easeIn}).start(130,60);
        
            new Fx.Style('lien_'+actu, 'padding-left', {transition: Fx.Transitions.Cubic.easeOut}).start(60,130);
        }
	currentActu = actu;
        if(autoplay=='1'){
            clearInterval(timerActu);
            timerActu = setInterval(autoSwitch,delay);
        }
}

function autoSwitch()
{
	if(currentActu=='actu_3'){
		switchActu('actu_0','1')
                i=0;
        }
	else{
            i++;
		switchActu('actu_'+i,'1');
        }
}



function switchPdt(pdt){
    
   window.document.getElementById('pdt_sport').style.display='none';
   window.document.getElementById('pdt_minceur').style.display='none';
   window.document.getElementById('pdt_beaute').style.display='none';
   window.document.getElementById('pdt_sante').display='none';
   //alert('pdt:'+pdt);
   //$$('div#pdt_sous_liens > div').style.display='none';//();
   window.document.getElementById('pdt_'+pdt).style.display='block';
    
}