function mmenu(cual,cuanto){
  smenu1.style.visibility='hidden';
  smenu2.style.visibility='hidden';
  smenu3.style.visibility='hidden';
  smenu4.style.visibility='hidden';
  smenu5.style.visibility='hidden';
  smenu6.style.visibility='hidden';
  smenu7.style.visibility='hidden';

  if(cual){
    pi = ((document.body.clientWidth - 720)/ 2) + cuanto;
    ac1 = cual + ".style.left =" + pi;
    ac2 = cual + ".style.visibility='visible'";
    eval(ac1);
    eval(ac2);
  }
}

function abreVentana(cual){
  smenu1.style.visibility='hidden';
  smenu2.style.visibility='hidden';
  smenu3.style.visibility='hidden';
  smenu4.style.visibility='hidden';
  smenu5.style.visibility='hidden';
  smenu6.style.visibility='hidden';
  smenu7.style.visibility='hidden';
  
  popup.style.visibility='hidden';
  
  if(cual){
    popup.style.left = (document.body.clientWidth - 687)/ 2;
    popup.style.top = document.body.scrollTop + 40;
    
    popup.style.visibility='visible';
    
    ac3 = "window.open('" + cual + "','ventana')"
    eval(ac3);
  }
}

function abreVentanaFLA(cual,numero){
  smenu1.style.visibility='hidden';
  smenu2.style.visibility='hidden';
  smenu3.style.visibility='hidden';
  smenu4.style.visibility='hidden';
  smenu5.style.visibility='hidden';
  smenu6.style.visibility='hidden';
  smenu7.style.visibility='hidden';
  
  popup.style.visibility='hidden';
  
  if(cual){
    popup.style.left = (document.body.clientWidth - 687)/ 2;
    popup.style.top = document.body.scrollTop + 40;
        
    if(cual == "video"){ 
      ac3 = "window.open('videos/video_f" + numero + ".htm','ventana')"; 
      popup.style.visibility='visible';
    }
    if(cual == "audio"){ 
      ac3 = "window.open('audios/audio_f" + numero + ".htm','ventana')"; 
      popup.style.visibility='visible';
    }
    if(cual == "texto"){ 
      ac3 = "window.open('textos/texto" + numero + ".htm','ventana')"; 
      popup.style.visibility='visible';
    }
    if(cual == "image"){ 
      ac3 = "window.open('imagenes/foto" + numero + ".htm','foto','width=701,height=538,resizable=yes')"; 
    }
    if(cual == "gales"){ 
      ac3 = "window.open('galerias/galeria" + numero + ".htm','ventana')"; 
      popup.style.visibility='visible';
    }
    if(cual == "lista"){ 
      ac3 = "window.location = 'listas/lista_f" + numero + ".htm'"; 
    }
    
    eval(ac3);
  }
}

function firano(anio,tipo){
  if(document.formia.iranio.value == "" || Number(document.formia.iranio.value) < 1976 || Number(document.formia.iranio.value) > 2006){
    msgirano.innerHTML = "Por favor ingrese un aņo valido entre 1976 y 2006"
    return false;
  }
  else{
    msgirano.innerHTML = "&nbsp;";
    if(tipo == "html"){
     alert(anio);
	 window.location = "html" + anio + ".htm";
    }
    else{
      if(document.formia.tipo.value == "html")
      window.location =  "html" + document.formia.iranio.value + ".htm";
    }
    return false;
  }
}

function firano2(anio,tipo){  
  if(document.formia2.iranio2.value == "" || Number(document.formia2.iranio2.value) < 1976 || Number(document.formia2.iranio2.value) > 2006){
    msgirano2.innerHTML = "Por favor ingrese un aņo valido entre 1976 y 2006"
    return false;
  }
  else{
    msgirano.innerHTML = "&nbsp;";
    if(tipo == "html"){
      window.location = "html" + anio + ".htm";
    }
    else{
      if(document.formia.tipo.value == "html")
      window.location =  "html" + document.formia2.iranio2.value + ".htm";
    }
    return false;
  }
}

function firanoFLA(anio){ 
  //paso los datos a flash
  anio_flash=Number(anio);
  
  if(anio == "" || anio_flash < 1976 || anio_flash > 2006){
    msgirano.innerHTML = "Por favor ingrese un aņo valido entre 1976 y 2006"
  }
  else{
    if(navigator.userAgent.indexOf('Mac') != -1) {
      window.location = "html"+anio_flash+".htm";
    }
    else{
      document.linea_de_tiempo.SetVariable('prueba_fecha',anio_flash);
    }
  }
  
}

function firanoHTML(anio){  
  window.location = "html" + anio + ".htm";
}

function firanoHTML2(anio){  
  window.location = "../html" + anio + ".htm";
}

function solonumeros(){
  var tecla = window.event.keyCode;
  if (tecla < 48 || tecla > 57){
    window.event.keyCode = 0;
  }
}