function Open(dir)
{	
	document.getElementById('opendir').value = dir;
	document.getElementById('open').submit();
}

function Delete(dir)
{	
	document.getElementById('deletefile').value = dir;
	document.getElementById('delete').submit();
}

/* Fonction affichage */
function Show(id)
{
	var item = null;
    if (document.getElementById) 
    	item = document.getElementById(id);
    else if (document.all)
	    item = document.all[id];
    else if (document.layers)
		item = document.layers[id];
	if (item != null) 
		item.style.display = "";
}

/* Fonction affichage */
function Hide(id)
{
	var item = null;
    if (document.getElementById) 
    	item = document.getElementById(id);
    else if (document.all)
	    item = document.all[id];
    else if (document.layers)
		item = document.layers[id];
	if (item != null) 
		item.style.display = "none";
}

/* Fonction affichage/masquage des options */
function ShowHide(id){
	var item = null;
    if (document.getElementById) {
		item = document.getElementById(id);
    } 
	else if (document.all){
        item = document.all[id];
    } 
	else if (document.layers){
		item = document.layers[id];
	}
	if (!item) {
    }
    else if (item.style) {
	    if (item.style.display == "none") {
			item.style.display = ""; 
		}
	    else {
			item.style.display = "none";
		}
    }
	else {
		item.visibility = "show"; 
	}
}