function externalLinks() {
  if (!document.getElementsByTagName) return;
  var anchors = document.getElementsByTagName("a");
  for (var i=0; i<anchors.length; i++) { 
        var anchor = anchors[i]; 
        if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external"){anchor.target = "_blank"; }
  } 
}

function PosicionarManzanas(){
    caja=document.getElementById("apple");
    if(caja!=null){
        //centramos manzanas
        manzanas=caja.getElementsByTagName("img");
        num_manzanas=manzanas.length;
        if (num_manzanas==1){
            caja.className="unamanzana";
        }
        else if (num_manzanas==2){
            caja.className="dosmanzanas";
        }
        
        //mostramos manzanas
        if (document.layers)
	    {
		    document.layers['apple'].visibility = 'show';
	    }
	    else if (document.all)
	    {
		    document.all['apple'].style.visibility = 'visible';
	    }
	    else if (document.getElementById)
	    {
		    document.getElementById('apple').style.visibility = 'visible';
	    }
    }
}

/*function ActualizarReloj() {
    //alert('reloj');
    var tiempo = document.getElementById("registrate_lblReloj").innerHTML;
    
    if (tiempo != "") {
        var array = tiempo.split(':');
        
        var hora = parseInt(array[0]);
        var min = parseInt(array[1]);
        //alert(array[2]);
        var seg = parseInt(array[2]);
        
        var str_hora = hora.toString();
        var str_min = min.toString();
        var str_seg = seg.toString();

        //Parche para que pueda mostrar dos decimales
            if (array[2] == "08") {
                seg = 8;
                str_seg = "08";
            }
            if (array[2] == "09") {
                seg = 9;
                str_seg = "09";
            }

            if (array[0] == "08") {
                hora = 8;
                str_hora = "08";
            }
            if (array[0] == "09") {
                hora = 9;
                str_hora = "09";
            }

            if (array[1] == "08") {
                min = 8;
                str_min = "08";
            }
            if (array[1] == "09") {
                min = 9;
                str_min = "09";
            }
          
        

        //alert("Enteros:" + hora + "-" + min + "-" + seg);
        //alert("Cadenas:" + str_hora + "-" + str_min + "-" + str_seg);
        if (str_seg == "59") 
        {
            str_seg = "00";
            if (str_min == "59") {
                str_min = "00";
                if (str_hora == "23") {
                    str_hora == "00";
                }
                else {
                    hora = hora + parseInt(1);
                    if (hora < 10)
                        str_hora = "0" + hora.toString();
                    else
                        str_hora = hora.toString();
                }
            }
            else {
                min = min + parseInt(1);

                if (min < 10) 
                    str_min = "0" + min.toString();
                
                else
                    str_min = min.toString();    
            }
        }
        else {
            //alert("antes:" + seg);
            seg = seg + parseInt(1);
            //alert("despues:" + seg);
            if (seg < 10)
                str_seg = "0" + seg.toString();
            else
                str_seg = seg.toString();

            if (min < 10)
                str_min = "0" + min.toString();

            else
                str_min = min.toString();

       
                

        }

        document.getElementById("registrate_lblReloj").innerHTML = str_hora + ":" + str_min + ":" + str_seg;
        setTimeout("ActualizarReloj();", 1000);
        //if (hora != '00' || min != '00' || seg != '00')
        //    setTimeout("ActualizarReloj();", 1000);
    }
}*/

function mostrarModal() {
    //alert('mostrar modal');
    document.getElementById('luz').style.display='block';
    document.getElementById('sombra').style.display='block';
   
    
    x = (screen.width - 400) / 2;
    document.getElementById('luz').style.left=x + 'px';
}
function ocultarModal(){
    document.getElementById('luz').style.display='none';
    document.getElementById('sombra').style.display='none';
}

function loadHome() {
    //setTimeout("ActualizarReloj();", 1000);
    PosicionarManzanas();
    Inicio();//pone en marcha el carrusel
}

window.onload = function(){
	externalLinks();
}