var load_method = (window.ie ? 'load' : 'domready'); // ie fix
window.addEvent(load_method, function() {

new Fx.Style('bloc_news', 'opacity').set(0); //on cache le div au chargement
var eff=new Fx.Styles('bloc_news', {duration: 1000, transition: Fx.Transitions.Elastic.easeOut}); //style effet ouverture
var eff2=new Fx.Styles('bloc_news', {duration: 800, transition: Fx.Transitions.Elastic.easeIn}); //style effet fermeture

new Fx.Style('bloc_ami', 'opacity').set(0); //on cache le div au chargement
var eff3=new Fx.Styles('bloc_ami', {duration: 1000, transition: Fx.Transitions.Elastic.easeOut}); //style effet ouverture
var eff4=new Fx.Styles('bloc_ami', {duration: 800, transition: Fx.Transitions.Elastic.easeIn}); //style effet fermeture


var instance = new Fx.Styles($('rss_tiznews'), {duration: 700, transition: Fx.Transitions.linear });

//select the first button
var button1 = $('lien_rss_tiznews');
var button2 = $('lien_rss_selectiz');

//select the first content element
var content1 = $('rss_tiznews');
var content2 = $('rss_selectiz');


//The height transition we attach to 'contentElement1'
var b1Toggle = new Fx.Style('rss_tiznews', 'height',{duration:400});
var b2Toggle = new Fx.Style('rss_selectiz', 'height',{duration: 400});


//add an onclick event listener to button1
if(button1) {
button1.addEvent('click', function(){
  //toggle height transition (hide-show)
  if(content1.getStyle('height').toInt() > 0){
    //hide
  b1Toggle.start(0);
  }else{
    //show
	if(content2.getStyle('height').toInt() > 0){ b2Toggle.start(0);}
    b1Toggle.start(c1Height);
  }
  //toggle classname button1 <-> button1 button1_
  button1.toggleClass('button1_');
  return false;
});
}
if(button2) {
//add an onclick event listener to button2
button2.addEvent('click', function(){
  //toggle height transition (hide-show)
  if(content2.getStyle('height').toInt() > 0){
    //hide
  b2Toggle.start(0);
  }else{
    //show
	if(content1.getStyle('height').toInt() > 0){ b1Toggle.start(0);}
    b2Toggle.start(c2Height);
  }
  //toggle classname button1 <-> button1 button1_
  button2.toggleClass('button2_');
  return false;
});
}


//set css display:block for the contentElements
if(content1) content1.setStyle('display','block');
if(content2) content2.setStyle('display','block');


//get the scrollSize of the contentElements
if(content1) var c1Height = content1.getSize().scrollSize.y;
if(content2) var c2Height = content2.getSize().scrollSize.y;




	var myLink=$$('.toggle');
	myLink.addEvent('click', function(){ //quand on clic sur #toggle on lance la fonction
	$('bloc_news').setStyle('display', 'block');
	var h=$('bloc_news').getStyle('opacity'); //on récupère l'état du bloc (visible ou non)
	var i=$('bloc_ami').getStyle('opacity'); //on récupère l'état du bloc (visible ou non)
	if(h==0) { //si invisible on l'ouvre
		if(i == 1) { eff4.start({
		'opacity':[1,0],
		'height':[200,0]
		});}
		eff.start({
		'opacity':[0,1],
		'height':[0,200]
		});
	}
	else { //sinon on le ferme
	eff2.start({
		'opacity':[1,0],
		'height':[200,0]
		});
	//on vide les champs du formulaire
	document.forms['newsletter'].soc_news.value='';
	document.forms['newsletter'].nom_news.value='';
	document.forms['newsletter'].email_news.value='';
	document.getElementById('zone_news').innerHTML='';
	}
	
	});
//lien envoyer ami
	var myLink=$$('.toggle2');
	myLink.addEvent('click', function(){ //quand on clic sur #toggle on lance la fonction
	$('bloc_ami').setStyle('display', 'block');
	var h=$('bloc_ami').getStyle('opacity'); //on récupère l'état du bloc (visible ou non)
	var i=$('bloc_news').getStyle('opacity'); //on récupère l'état du bloc (visible ou non)
	if(h==0) { //si invisible on l'ouvre
		if(i == 1) { eff2.start({
		'opacity':[1,0],
		'height':[200,0]
		});}
		eff3.start({
		'opacity':[0,1],
		'height':[0,200]
		});
	}
	else { //sinon on le ferme
	eff4.start({
		'opacity':[1,0],
		'height':[200,0]
		});
	//on vide les champs du formulaire

	}
	
	});
	
});

function verif_checkbox() {
var champ=document.forms['newsletter'].soc_news.value;
	if(champ.length>0) {
		document.getElementById('confirm').style.display='none';
	}
	else document.getElementById('confirm').style.display='block';
}