function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

var oldLayer = null;
var oldAnchor = null;

function DLD_openLayer(aLayer, aAnchor){
	if (oldLayer){
		/* Chiudo l'eventuale layer vecchio già aperto */
		MM_findObj(oldLayer).style.display = 'none';
		MM_findObj(oldAnchor).className = '';
	}
	
	var newLayer = MM_findObj(aLayer);
	var newAnchor = MM_findObj(aAnchor);

	/* Apro il nuovo layer  */
	newLayer.style.display = '';
	newAnchor.className = 'selected';

	/* Il vecchio layer diventa quello appena aperto */
	oldLayer = aLayer;
	oldAnchor = aAnchor;
}

function DLD_closeLayer(){
	/* Chiudo l'eventuale layer vecchio già aperto */
	if (oldLayer){
		MM_findObj(oldLayer).style.display = 'none';
		MM_findObj(oldAnchor).className = '';
	}
	oldLayer = null;
	oldAnchor = null;

}

function DLD_ChangeStatus(aLayer, aLink, bCloseOther){

	if ((objLayer=MM_findObj(aLayer))!=null) { 
		if (objLayer.style) {objLayer = objLayer.style; }
		objLayer.display = (objLayer.display =='none') ? '':'none'; 
		
		if (((objLink=MM_findObj(aLink))!=null) && ((objIcon=MM_findObj(aIcon))!=null)) { 
			objIcon.src = (objLayer.display =='none') ? ICONA_GRUPPOCHIUSO:ICONA_GRUPPOAPERTO; 
			objLink.className = (objLayer.display =='none') ? STYLE_GRUPPOCHIUSO: STYLE_GRUPPOAPERTO;
			
		} else {
			alert('Oggetto ' + aLink + ' oppure '  +  aIcon + '  non trovato.');
			return;
		}

	} else {
		alert('Oggetto ' + aLayer + ' non trovato.');
		return;
	}



		// Imposta il campo hidden per mantenere lo stato
		// in caso di postback (salvataggio ad esempio)
		MM_findObj('TxtCurrentLayerId').value = -1;
		if (objLayer.display ==''){
			for (iCnt = 0; iCnt < lstContenuti.length; iCnt++){
				if (lstContenuti[iCnt] == aLayer) 
					{
					MM_findObj('TxtCurrentLayerId').value = iCnt;
					break
					}
			}
		}

	
	if (bCloseOther) {
		for (iCnt = 0; iCnt < lstContenuti.length; iCnt++){
			if (lstContenuti[iCnt] != aLayer) _DLD_HideLayer(iCnt)
		}
	}
	
}

/* Script di roll-over copiato da SalesForce */
function ltrim(s) {
    return s.replace( /^\s*/, "" );
}

function rtrim(s) {
    return s.replace( /\s*$/, "" );
}

function trim(s){
    return rtrim(ltrim(s));
}

function addStyleClass(elem, clazzName) {
	
    var n = ' ' + elem.className + ' ';
    if (n.indexOf(' ' + clazzName + ' ') < 0) {
        var append = (elem.className && elem.className.length > 0) ? ' ' + clazzName : clazzName;
        elem.className += append;
		//alert(elem.className)
    }
}

function delStyleClass(elem, clazzName) {
	
    var n = ' ' + elem.className + ' ';

    var len = clazzName.length;
    var start = n.indexOf(' ' + clazzName + ' ');
    if (start >= 0) {
        var end = start + len + 1;
        elem.className = trim(n.substring(0, start) + n.substring(end, n.length));
        //alert(elem.className)
        return;
    }
}

//Funzioni per i roll-over nelle liste
function hiOn(row){
    if(row!=null) {
        addStyleClass(row, 'rollon pointer');
    }
}

function hiOff(row){
    if(row!=null) {
        delStyleClass(row, 'rollon pointer');
    }
}

/* ========== Fine Gestione Layer e apertura / chiusura ========== */

/* Inizio gestione timeout della pagina */
var hWnd;
var hTimer = NaN;
function chiudiSessione(){
	hWnd = window.open("timeout.aspx","PromptChiusura","width=400, height=200");
}
function startTimer(iTimeOut){
	if (!isNaN(hTimer)){clearInterval(hTimer)};
	hTimer = setInterval("chiudiSessione()", iTimeOut);
}
/* Fine gestione timeout della pagina */