function MM_showHideLayers() { //v3.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
}

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() {
	if (document.images) {
		txt_accueil_on = newImage("sq_capeb/img/txt_accueil_on.jpg");
		icone_acc_on = newImage("sq_capeb/img/icone_acc_on.jpg");
		txt_plan_on = newImage("sq_capeb/img/txt_plan_on.jpg");
		icone_plan_on = newImage("sq_capeb/img/icone_plan_on.jpg");
		txt_coord_on = newImage("sq_capeb/img/txt_coord_on.jpg");
		icone_coord_on = newImage("sq_capeb/img/icone_coord_on.jpg");
		txt_adh_on = newImage("sq_capeb/img/txt_adh_on.jpg");
		icone_adh_on = newImage("sq_capeb/img/icone_adh_on.jpg");
		preloadFlag = true;
	}
}

function form_submit ()
{
 	with (document.demandinterv)
	{
				if (elements ['demandeur'].value=='')
				{
					alert ("Le champ \"Nom et prŽnom\" est obligatoire");
					return false;
				}
				if (elements ['Telephone'].value=='')
				{
					alert ("Le champ \"TŽlŽphone\" est obligatoire");
					return false;
				}
				if (elements ['descriptif'].value=='')
				{
					alert ("Le champ \"Objet du contact\" est obligatoire");
					return false;
				}
	}
	return true;
}