// Funciones para mostrar y ocultar layers
/*************************************************************************
This code is from Dynamic Web Coding at http://www.dyn-web.com/
Copyright 2001-3 by Sharon Paine
See Terms of Use at http://www.dyn-web.com/bus/terms.html
regarding conditions under which you may use this code.
This notice must be retained in the code as is!
*************************************************************************/

// resize fix for ns4
var origWidth, origHeight;
if (document.layers) {
	origWidth = window.innerWidth; origHeight = window.innerHeight;
	window.onresize = function() {
		if (window.innerWidth != origWidth || window.innerHeight != origHeight)
			history.go(0);
	}
}

var cur_lyr;	// holds id of currently visible layer
function swapLayers(id) {
	if (cur_lyr) hideLayer(cur_lyr);
	showLayer(id);
	cur_lyr = id;
}

function showLayer(id) {
	var lyr = getElemRefs(id);
	if (lyr && lyr.css) {
		lyr.css.visibility = "visible";
		lyr.css.display = "block"; /*Soporte para Mozilla Firefox - JCV 070924*/
	}
}

function hideLayer(id) {
	var lyr = getElemRefs(id);
	if (lyr && lyr.css) {
		lyr.css.visibility = "hidden";
		lyr.css.display = "none"; /*Soporte para Mozilla Firefox - JCV 070924*/
	}
}

function getElemRefs(id) {
	var el = (document.getElementById)? document.getElementById(id): (document.all)? document.all[id]: (document.layers)? getLyrRef(id,document): null;
	if (el) el.css = (el.style)? el.style: el;
	return el;
}

// get reference to nested layer for ns4
// from old dhtmllib.js by Mike Hall of www.brainjar.com
function getLyrRef(lyr,doc) {
	if (document.layers) {
		var theLyr;
		for (var i=0; i<doc.layers.length; i++) {
			theLyr = doc.layers[i];
			if (theLyr.name == lyr) return theLyr;
			else if (theLyr.document.layers.length > 0)
			if ((theLyr = getLyrRef(lyr,theLyr.document)) != null)
				return theLyr;
		}
		return null;
	}
}

// ====================================================================================
// Se agregan funciones para cambio de imágenes con el evento Over

function dcn_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function dcn_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=dcn_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function dcn_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=dcn_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function dcn_swapImage() { //v3.0
  var i,j=0,x,a=dcn_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=dcn_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
// ====================================================================================

// JCV 100409 - Se agregan funciones para Descarga de Wallpapers - Molife

function A_DescargaFondo(strTam, numWP){
	//alert("tamanio = "+strTam+" | numero WP = "+numWP)
	var strLiga = "../molife/descargaWP.asp?numWP="+numWP+"&strTam="+strTam;
	var intVentana = window.open(strLiga,"descargasmopar","menubar=0,toolbar=0,location=0,status=0,resizable=0,titlebar=0,width=788,height=650");
	intVentana.focus();
}



// JCV 100630 - Se agrega funcion para abrir ventanas

function A_AbreVentana(strLiga, intAncho, intAlto, strAttrs) {
    var strAtributos = "";
    if (intAncho != undefined) strAtributos += ("width=" + intAncho + ", height=" + intAlto);
    if (strAttrs != undefined) strAtributos += strAttrs;
    var intWndID = window.open(strLiga, "", strAtributos);
    if(intWndID!=null) intWndID.focus();
}