var legend_status = 'visible';
var mySlide;

function initLegend()
{
	
	mySlide = new Fx.Slide('legend');
	mySlide.hide();
	legend_status = 'hidden';
	
	$('toggle').addEvent('click', function(e){
		e = new Event(e);
		mySlide.toggle();
		e.stop();
		
	});
	
	mySlide.addEvent('onComplete', function(e){
		if( legend_status == 'hidden')
		{	
			legend_status = 'visible';
			$('toggle').empty().set('html', 'Masquer la légende');
		}else{
			legend_status = 'hidden';
			$('toggle').empty().set('html', 'Afficher la légende');	
		}
	});	
}