function agrandirVideo(img, divId, largeur, hauteur, autostart)
{	
	var s1 = new SWFObject("videos/player.swf","ply",largeur + "px",hauteur + "px","9","#FFFFFF");
		s1.addParam("allowfullscreen","true");
		s1.addParam("allowscriptaccess","always");								
		s1.addParam("flashvars","file=" + img.src.replace("jpg","flv") + "&autostart=" + autostart + "&controlbar=none");
		s1.addParam("wmode","opaque");
		s1.write(divId);

	document.getElementById("zone_video_titre").innerHTML = ReqServeur("ajax/video_desc.php?id=" + img.id.replace("img", ""));
}


function agrandirImage(img)
{
	document.getElementById("grande_image").src = img.src;
	document.getElementById("grande_image_titre").innerHTML = img.title;
}

function modifierPage()
{
var dropdownIndex = document.getElementById('page').selectedIndex;
var newPageId = document.getElementById('page')[dropdownIndex].value;

document.location.href = "?id=" + newPageId;
}


function supprimer(id)
{
	if(confirm("Êtes-vous certain de vouloir supprimer cette ligne?\r\nLes données supprimées seront irrécupérables."))
	{
		document.location.href = "?action=supprimer&saction=supprimer&id=" + id;
	}
}


function aTraiter(obj, prefixe)
{
 return obj.id != null &&
		obj.id.indexOf(prefixe) == 0;
}

function traiterCollection(collection, filtre, traiterElem)
{
 var n = collection.length;
 for(var i = 0; i < n ; i++)
  if(filtre == "" || aTraiter(collection[i], filtre))
	traiterElem(collection[i]);
}
		
function ChangerSource()
 {
	var temp = this.src;
	this.src = this.remp.src;
	this.remp.src = temp;
 }
 
 function Charger(img)
 {
  img.remp = new Image();
  img.remp.src = img.title;
  img.title = img.alt;
  img.onmouseover = img.onmouseout = ChangerSource;
 } 
 
 function précharger()
 {
   traiterCollection(document.images, "is_", Charger);
 }