var bandeau;
var tdiv;
var vignetteActive;


function survolpoignee(truc)
{
	truc.style.cursor="pointer";
	truc.style.color="#fff";	
}

function survoloutpoignee(truc)
{
	truc.style.color="#7C789F";
}

function init()
{
	bandeau=document.getElementById("bandeauVignettes");
	tdiv=new Array();
	tdiv=bandeau.getElementsByTagName("div");
	tdescriptions.sort();
	montrerImage(demarrage);
}

function versDroite()
{
	if(parseInt(tdiv[0].style.left)+80<40)
	{
	for(var x=0;x<tdiv.length;x++)
	{
		tdiv[x].style.left=parseInt(tdiv[x].style.left)+80+"px";
		if(parseInt(tdiv[x].style.left)>900 || parseInt(tdiv[x].style.left)<(0-parseInt(tdiv[x].style.width)))
			tdiv[x].style.visibility="hidden";
		else
			tdiv[x].style.visibility="visible";
	}
	}

	
}
function versGauche()
{
	
	if(parseInt(tdiv[tdiv.length-1].style.left)-80>745)
	{
	for(var x=0;x<tdiv.length;x++)
	{
		tdiv[x].style.left=parseInt(tdiv[x].style.left)-80+"px";
		if(parseInt(tdiv[x].style.left)>900 || parseInt(tdiv[x].style.left)<(0-parseInt(tdiv[x].style.width)))
			tdiv[x].style.visibility="hidden";
		else
			tdiv[x].style.visibility="visible";
	}
	}

}

function survolVignette(truc)
{
	if(truc!=vignetteActive)
		truc.className="vignettesurvol";	
}
function survoloutVignette(truc)
{
	if(truc!=vignetteActive)
		truc.className="vignetterepos";	
}


function montrerImage(chiffre)
{
	
	if(vignetteActive)
		vignetteActive.className="vignetterepos";
	
	if(chiffre<10)
		var index="0"+chiffre;
	else
		var index=chiffre;
	
	vignetteActive=document.getElementById("item_"+chiffre);
	
	vignetteActive.className="vignetteactive";
	var calculsource="img/mediasGalerie/image"+index+".jpg";
	
	document.getElementById("aze").src=calculsource;
	
	var tt=new Array();
	tt=tdescriptions[chiffre-1].split(":");
	
	document.getElementById("legende").innerHTML=tt[1];
	
	
}