function browserDetect()
{
	var detect = navigator.userAgent.toLowerCase();
	var navv, place;

	place = detect.indexOf('safari') + 1;
	if(place)
	{
		return 'safari';
	}
	place = detect.indexOf('msie') + 1;
	if(place)
	{
		return 'ie';
	}
	place = detect.indexOf('firefox') + 1;
	if(place)
	{
		return 'firefox';
	}
	return undef;
}



var browser = browserDetect();
try{


if(browser == "firefox"){
	
	function affichage_visible_true(){
		document.getElementById('flash_photos_big').style.visibility = 'visible';
		document.getElementById('main').style.visibility = 'hidden';
	}
	function affichage_visible_false(){
		document.getElementById('flash_photos_big').style.visibility = 'hidden';
		document.getElementById('main').style.visibility = 'visible';
	}	
	
}else{

	if(browser == "safari"){
		function affichage_visible_true(){
			document.getElementById('flash_photos_big').style.visibility = 'visible';
			document.getElementById('flash_liste').style.visibility = 'hidden';
			document.getElementById('main').style.visibility = 'hidden';
		}
		function affichage_visible_false(){
			document.getElementById('flash_photos_big').style.visibility = 'hidden';
			document.getElementById('flash_liste').style.visibility = 'visible';
			document.getElementById('main').style.visibility = 'visible';
		}
	
	}else{
		function affichage_visible_true(){
			document.getElementById('flash_photos_big').style.display = 'block';
		}
		function affichage_visible_false(){
			document.getElementById('flash_photos_big').style.display = 'none';
		}
		
	}
	
}
} catch(ex) {}