function bandeau(){
	//bandeau infos defilantes au click
	if ($$('div.slide').length) {
		var megaContainer = $('bloc-bandeau');
		var container = new Element('div', {
			'id': 'slides-window'
		}).injectTop(megaContainer);
		var layer = new Element('div', {
			'id': 'slides-container'
		}).inject(container);
		megaContainer.getElements('div.slide').inject(layer);
		var w = layer.getCoordinates().width;
		
		slideFx = new Fx.Morph(layer, {
			link: 'cancel',
			duration: 600,
			transition: 'expo:in:out'
		});
		
		var liensUl = $('links').getElement('ul');
		
		var slides = layer.getElements('div.slide');
		layer.setStyle('width', w * slides.length);
		
		var previous;
		
		slides.each(function(slide, i){
		
			var lien = new Element('li').inject(liensUl);
			
			if (i == 0) {
				lien.set('html', 'Relvicom ?').addClass('anim current');
				previous = lien;
				liensUl.getElement('li').injectAfter(lien).addClass('titre');
			}
			else {
				lien.set('html', '0' + i);
				// etiquette sur les boutons numerotes
				var spanEtiquette = new Element('span', {
					'class': 'etiquette'
				}).inject(lien).set('html', slide.getElement('h3').getElement('span.short-tag').get('html'));
			}
			
			lien.addEvent('click', function(){
				slideFx.start({
					'margin-left': -(w * i)
				});
				
				previous.removeClass('current');
				lien.addClass('current');
				previous = lien;
				
			});
			
		});
		
		
		// effet sur les etiquettes precedemment ajoutees
		$$('#links li span.etiquette').each(function(etiquette){
			var etiquetteFx = new Fx.Morph(etiquette, {
				link: 'cancel',
				duration: 600,
				transition: 'expo:in:out'
			}).set({
				'height': 0
			});
			
			etiquette.getParent('li').addEvents({
				'mouseenter': function(){
					etiquetteFx.start({
						'height': 30
					});
				},
				'mouseleave': function(){
					etiquetteFx.start({
						'height': 0
					});
				}
			});
			
		});
	}
}