function showHideBloc1() { 

	if (bloc1Hide == true) {

	    bloc1Hide = false;

		showBloc('bloc1')

	} else {

		bloc1Hide = true;

		hideBloc('bloc1')

	}

}



function showHideBloc2() { 

	if (bloc2Hide == true) {

	    bloc2Hide = false;

		showBloc('bloc2')

	} else {

		bloc2Hide = true;

		hideBloc('bloc2')

	}

}



function showHideBloc3() { 

	if (bloc3Hide == true) {

	    bloc3Hide = false;

		showBloc('bloc3')

	} else {

		bloc3Hide = true;

		hideBloc('bloc3')

	}

}



// Affiche le bloc en memoire (le dernier bloc visite) - Appele a l'ouverture de la page

function showBlocIntro() {

	if (!Cookies['bloc1Ouvert']) {

		//la page n'a jamais ete visitee

		Cookies.create("bloc1Ouvert","non","365");

		bloc1Hide = true;

		bloc2Hide = true;

		bloc3Hide = true;

	} else {

		bloc1Hide = true;

		bloc2Hide = true;

		bloc3Hide = true;

		if (Cookies['bloc1Ouvert'] == "oui") {

			bloc1Hide = true;

			showHideBloc1();

		}

		if (Cookies["bloc2Ouvert"] == "oui") {

			bloc2Hide = true;

			showHideBloc2();

		}

		if (Cookies["bloc3Ouvert"] == "oui") {

			bloc3Hide = true;

			showHideBloc3();

		}

	}

}













function showBloc(quelBloc) {

		document.getElementById (quelBloc).style.display = "block";

		document.getElementById(quelBloc + 'Titre').className="blocOpen";

		Cookies.create(quelBloc + "Ouvert","oui","365")

}



function hideBloc(quelBloc) {

		document.getElementById (quelBloc).style.display = "none";

		document.getElementById(quelBloc + 'Titre').className="blocTitre";

		Cookies.create(quelBloc + "Ouvert","non","365")

}





// Cookies - From quirksmode.org



var Cookies = {

	init: function () {

		var allCookies = document.cookie.split('; ');

		for (var i=0;i<allCookies.length;i++) {

			var cookiePair = allCookies[i].split('=');

			this[cookiePair[0]] = cookiePair[1];

		}

	},

	create: function (name,value,days) {

		if (days) {

			var date = new Date();

			date.setTime(date.getTime()+(days*24*60*60*1000));

			var expires = "; expires="+date.toGMTString();

		}

		else var expires = "";

		document.cookie = name+"="+value+expires+"; path=/";

		this[name] = value;

	},

	erase: function (name) {

		this.create(name,'',-1);

		this[name] = undefined;

	}

};

Cookies.init();