// JavaScript Document

function clearOnFocus(monObjet)
{
	if (monObjet.value == monObjet.defaultValue) monObjet.value = "";
}

function confirmeSuppression( message, url )
{
	suppOK = confirm(message);
	if (suppOK ) { document.location = url; }
}

/*
 * Gestion anti-spam du mailto
 */
function changeMel(lien, nom, domaine)
{ 
	var adresse = nom + "@" + domaine;
	lien.href = "mailto:" + adresse;
}
	
/*
 * Gestion des calques de photos
 */	
 	var selectedImage = null;
	
 	function survolImage(image)	{ 
		if (image != selectedImage) {
			image.style.border = "2px solid yellow";	
		}
	}
 	
	function quitteImage(image, color)
	{ 
		if (image != selectedImage) {
			image.style.border = "2px solid " + color; 	
		}
	}
	
	function selectImage(image, color) 
	{
		if (selectedImage != null) {
			selectedImage.style.border = "2px solid " + color; 	
		}
		selectedImage = image;
		var selectedPhoto = document.getElementById("selectedPhoto");		
		selectedPhoto.value = image.src;
		image.style.border = "2px solid red";	
		// arrêt de la propagation des évènements
		return false;
	}
	
	function agranditPhotoGalerie(nomImage, legende)
	{
		var grandePhoto = document.getElementById("grandePhoto");
		var legendePhoto = document.getElementById("legendePhoto");
		grandePhoto.src = "images/galerie/large/" + nomImage;
		legendePhoto.innerHTML = (nomImage.indexOf('mois',0) >= 0 ) ? legendePhotoMois : " "; ;
	}
	
	function agrandirImage(image)
	{
		var divGrandeImage = document.getElementById("divGrandeImage");
		var imgGrandeImage = document.getElementById("imgGrandeImage");
		imgGrandeImage.src = "images/large/" + image;		
		divGrandeImage.style.left = "50px";
		divGrandeImage.style.top = (80 + document.documentElement.scrollTop) + "px";
		divGrandeImage.style.zIndex = 10;
		divGrandeImage.style.visibility = 'visible';
	}
	
	function CacheGrandeImage()
	{
		var divGrandeImage = document.getElementById("divGrandeImage");
		var imgGrandeImage = document.getElementById("imgGrandeImage");
		imgGrandeImage.src = "";
		divGrandeImage.style.visibility = 'hidden';
	}
	
	
	function getFileName(path)
	{
		var nomFichier = path;
		var index = path.lastIndexOf("/");
		if (index >0) {
			nomFichier = path.substring(index+1);
		}
	}