function newImage(arg) { if (document.images) { rslt = new Image(); rslt.src = arg; return rslt;}}
function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) { document[changeImages.arguments[i]].src = changeImages.arguments[i+1]; }
	}
}
var preloadFlag = false;
function preloadImages(path) {
	if (document.images) {

		preloadFlag = true;
	}
}
function affiche_messages(message, type, fermer) {
	if (type=="1") alert(message);
	if (type=="2") document.getElementById('top_message').innerHTML=message;
	if (type=="3") {
		var popup=message+"<br><br><a href='#' class='dform_msg_lnk' onclick='HideForm(\"D_FOND_msg\",\"D_FORM_msg\")'>"+fermer+"</a>";
		document.getElementById('D_FORM_msg').innerHTML=popup;
		ShowForm('D_FOND_msg','D_FORM_msg');
	}
}
function overmenu(index, encours, over_out) {
	if (index!=encours) {
		var bloc="menu"+index;
		var classname="menuleft"+over_out;
		document.getElementById(bloc).className=classname;
	}
}
function affMaskBlock(index, affmask) {
	var ISchaine=index.indexOf(",",0);
	if (ISchaine>0) var tableau=index.split(',');
	else var tableau=new Array([index]);

	for (var i=0; i<tableau.length; i++) {
		var index=tableau[i];
		if (affmask=="auto") {
			keep1 = document.getElementById(index).style.display;
			keep2 = document.getElementById(index).style.visibility;	
			currentD = (keep1 == 'block') ? 'none' : 'block';
			currentV = (keep2 == 'visible') ? 'hidden' : 'visible';		
			document.getElementById(index).style.display = currentD;
			document.getElementById(index).style.visibility = currentV;
		}
		else {
			if (affmask=="1") {
				document.getElementById(index).style.visibility='visible';	
				document.getElementById(index).style.display='block';
			}
			else {
				document.getElementById(index).style.visibility='hidden';
				document.getElementById(index).style.display='none';
			}
		}
	}
}

function switch_class(index, classe, date) {
	var old=document.getElementById('date_selected').value;
	if (old.lastIndexOf(date)=="-1") document.getElementById(index).className=classe;
}
function ConfirmMessage(url,msg) {
	if (msg=="") var msg="Voulez-vous vraiment supprimer cet élément ?";
	if (url!='' && confirm(msg)) window.open(url, '_self');
}