function montre(id){
	var elements;
	elements = document.getElementsByTagName('UL');
	for(var i = 0; i < elements.length; i++){
		var node = elements.item(i);
		
		if (node.className=='smenu') {
			if (id.indexOf(node.id)!=0) {
			  node.style.display = 'none';
			} else {
			  node.style.display = 'block';
			} 
		}
	}
}



var tab_img_musees_normal = Array();
tab_img_musees_normal[2] = new Image();
tab_img_musees_normal[2].src = 'images/vign2_1.jpg';

tab_img_musees_normal[3] = new Image();
tab_img_musees_normal[3].src = 'images/vign3_1.jpg';

tab_img_musees_normal[4] = new Image();
tab_img_musees_normal[4].src = 'images/vign4_1.jpg';

tab_img_musees_normal[5] = new Image();
tab_img_musees_normal[5].src = 'images/vign5_1.jpg';

tab_img_musees_normal[6] = new Image();
tab_img_musees_normal[6].src = 'images/vign6_1.jpg';

tab_img_musees_normal[7] = new Image();
tab_img_musees_normal[7].src = 'images/vign7_1.jpg';

tab_img_musees_normal[8] = new Image();
tab_img_musees_normal[8].src = 'images/vign8_1.jpg';

tab_img_musees_normal[9] = new Image();
tab_img_musees_normal[9].src = 'images/vign9_1.jpg';


var tab_img_musees_over = Array();
for (i=2;i<10;i++) {
  tab_img_musees_over[i] = new Image();
  tab_img_musees_over[i].src = 'images/vign'+i+'_2.jpg';

}

var tab_img_musees_sombre = Array();
for (i=2;i<10;i++) {
  tab_img_musees_sombre[i] = new Image();
  tab_img_musees_sombre[i].src = 'images/vign'+i+'_3.jpg';

}


function over_musee(num) {
	var i = eval('window.document.img' + num);
	i.src = tab_img_musees_over[num].src;
}

function out_musee(num) {
	var i = eval('window.document.img' + num);
	i.src = tab_img_musees_normal[num].src;
}

function out_musee_sombre(num) {
	var i = eval('window.document.img' + num);
	i.src = tab_img_musees_sombre[num].src;
}

function popup_image(fichier, largeur, hauteur) {
	
	// calculer left
	var left = 200;
	
	// calculer top
	var top = 200;
	
	var largeur_popup = parseInt(largeur) + 60; 
	
	window.open(fichier, 'popup', 'height=' + hauteur + ',width=' + largeur_popup + ',left=' + left + ',top=' + top + ',location=no, menubar=no, resizable=no, status=yes, scrollbars=no');
		
}


function fadeIn (imageurl) {
  div = document.getElementById('tableau01');
  if (div.filters){
	  div.style.filter="blendTrans(duration=3)";
	  div.filters.blendTrans.apply();
	  div.style.backgroundImage='url('+imageurl+')';
	  div.filters.blendTrans.play();}
  else
	div.style.backgroundImage='url('+imageurl+')';

}

function setBackground (content,imageurl) {
  div = document.getElementById('tableau01');
  //div.style.backgroundImage='url('+imageurl+')';
  //if (content.length == 2)
	//fadeIn (imageurl);
  //else	
	div.style.backgroundImage='url('+imageurl+')';
	 
}