window.addEvent('domready',
    function(){
		$$('.infoBulle').each(
		  function(elem){
		  	new Tips($(elem), {
			    initialize:function(){
			        this.fx = new Fx.Style(this.toolTip, 'opacity', {duration: 500, wait: false}).set(0);
			    },
			    onShow: function(toolTip) {
			        this.fx.start(1);
			    },
			    onHide: function(toolTip) {
			        this.fx.start(0);
			    }
			});
		  }
		);
	}
);