$(document).ready(function(){
	function getCookie(sName) {
		var oRegex = new RegExp("(?:; )?" + sName + "=([^;]*);?");
 
		if (oRegex.test(document.cookie)) {
				return decodeURIComponent(RegExp["$1"]);
		} else {
				return null;
		}
	}

	function setCookie(sName, sValue) {
		var today = new Date(), expires = new Date();
		expires.setTime(today.getTime() + (4*60*1000));
		document.cookie = sName + "=" + encodeURIComponent(sValue) + ";expires=" + expires.toGMTString();
	}
	
	
	if(!getCookie('promo')) {
		$('#masque_promo').show();
		setCookie('promo', 'vu');
	}
	else {
		$('#masque_promo').hide();
	}
		
	$('#go_site, #close_promo').click(function(){
		$('#masque_promo').fadeOut();	
	});
});