var galerias = new Array("fotonotic","mundografico");
var botonesGalOn = new Array("imagenes/fotonoticiason.gif","imagenes/mundograficoon.gif");
var botonesGalOff = new Array("imagenes/fotonoticiasoff.gif","imagenes/mundograficooff.gif");
var nombresImagGal = new Array("Image9","Image10");
var numGalAux;
var numGalAct=-1;

function cargaFotoGaleria(){
var tabActivGal=document.getElementById("galeract").value;
for( var i=0; i < galerias.length; i++ )
{
if (galerias[i] != "fotonotic") { document.getElementById(galerias[i]).style.visibility="hidden";
document.getElementById (galerias[i]).style.position="absolute";
}
else {document.getElementById(galerias[i]).style.position="relative";}
}

if(tabActivGal=='fotonotic'){imgGalOn('Image9',0);muestraGaleria('fotonotic','Image9',0)}
else if(tabActivGal=='mundografico'){imgGalOn('Image10',1);muestraGaleria('mundografico','Image10',1)}
else {imgGalOn('Image9',0);muestraGaleria('fotonotic','Image9',0)}
}

function imgGalOn(imgName,numOn) {
if ( (document.images) && (numOn != numGalAct) ) {
document[imgName].src = botonesGalOn[numOn];
}
}
function imgGalOff(imgName,numOff) {
if ( (document.images) && (numOff != numGalAct) ) {
document[imgName].src = botonesGalOff[numOff];
}
}
function muestraGaleria(solicitud,imgName,numGalAux){
numGalAct=numGalAux;
imgGalOn(imgName,numGalAux);
for( var nu=0; nu < galerias.length; nu++ )
{
if (nu != numGalAux){document.getElementById(nombresImagGal[nu]).src = botonesGalOff[nu];}
}
for( var j=0; j < galerias.length; j++ )
{
if (galerias[j] != solicitud){document.getElementById(galerias[j]).style.visibility="hidden";
document.getElementById(galerias[j]).style.position="absolute";
}
else { document.getElementById(galerias[j]).style.visibility="visible";
document.getElementById(galerias[j]).style.position="relative";
}
}
}


var canalesMaga = new Array("musica","cine","teatro","arte","tv","noche");
var botonesMagaOn = new Array("imagenes/bot_maga_musica_on.gif","imagenes/bot_maga_cine_on.gif","imagenes/bot_maga_teatro_on.gif","imagenes/bot_maga_arte_on.gif","imagenes/bot_maga_tv_on.gif","imagenes/bot_maga_noche_on.gif");
var botonesMagaOff = new Array("imagenes/bot_maga_musica_off.gif","imagenes/bot_maga_cine_off.gif","imagenes/bot_maga_teatro_off.gif","imagenes/bot_maga_arte_off.gif","imagenes/bot_maga_tv_off.gif","imagenes/bot_maga_noche_off.gif");
var nombresMagaImag = new Array("Image17","Image18","Image19","Image20","Image21","Image22");
var imgMagaName;
var numMagaOn;
var numMagaOff;
var numMagaAux;
var numMagaAct=-1;
var numero;

function cargaNavegador(){
var tabActivado=document.getElementById("navegactmag").value;

for( var i=0; i < canalesMaga.length; i++ )
{
if (canalesMaga[i] != tabActivado) { document.getElementById(canalesMaga[i]).style.visibility="hidden";
document.getElementById (canalesMaga[i]).style.position="absolute";}
else {document.getElementById(canalesMaga[i]).style.position="relative";cargaFrame(i)
}
}
if(tabActivado=='musica'){imgOn('Image17',0);muestraNoticia('musica','Image17',0);}
else if(tabActivado=='cine'){imgOn('Image18',1);muestraNoticia('cine','Image18',1)}
else if(tabActivado=='teatro'){imgOn('Image19',2);muestraNoticia('teatro','Image19',2)}
else if(tabActivado=='arte'){imgOn('Image20',3);muestraNoticia('arte','Image20',3)}
else if(tabActivado=='tv'){imgOn('Image21',4);muestraNoticia('tv','Image21',4)}
else if(tabActivado=='noche'){imgOn('Image22',5);muestraNoticia('noche','Image22',5)}
else {imgOn('Image17',0);muestraNoticia('musica','Image17',0)}
}

function imgOn(imgMagaName,numMagaOn) {
if ( (document.images) && (numMagaOn != numMagaAct) ) {
document[imgMagaName].src = botonesMagaOn[numMagaOn];
}
}
function imgOff(imgMagaName,numMagaOff) {
if ( (document.images) && (numMagaOff != numMagaAct) ) {
document[imgMagaName].src = botonesMagaOff[numMagaOff];
}
}
function muestraNoticia(solicitud,imgMagaName,numMagaAux){
numMagaAct=numMagaAux;
imgOn(imgMagaName,numMagaAux);
for( var nu=0; nu < canalesMaga.length; nu++ )
{
if (nu != numMagaAux){document.getElementById(nombresMagaImag[nu]).src = botonesMagaOff[nu];}
}
for( var j=0; j < canalesMaga.length; j++ )
{
if (canalesMaga[j] != solicitud){document.getElementById(canalesMaga[j]).style.visibility="hidden";
document.getElementById(canalesMaga[j]).style.position="absolute";
}
else { document.getElementById(canalesMaga[j]).style.visibility="visible";
document.getElementById(canalesMaga[j]).style.position="relative";}
}
}

function cargaFrame(numero)
{
var iframes = document.getElementsByTagName('iframe');
var url

if (numero == 0){url='publ_musica.html'}
if (numero == 1){url='publ_cine.html'}
if (numero == 2){url='publ_teatro.html'}
if (numero == 3){url='publ_arte.html'}
if (numero == 4){url='publ_tv.html'}
if (numero == 5){url='publ_noche.html'}

for( var i=0; i < iframes.length; i++ )
{
if (i == numero){iframes[i].src=url;}
else{iframes[i].src='about:blank'}
}
}