// JavaScript Document
function MM_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 MM_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=MM_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 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;
}

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

var ventana;
var cont=0;
var titulopordefecto = "Fotografias";
//texto por defecto a mostrar en la barra de título en caso de omitir el argumento titulo

function afoto(cual,titulo)
{
if(cont==1){
ventana.close();
ventana=null;
}
if(titulo==null){
titulo=titulopordefecto;
}
ventana=window.open('','ventana','resizable=yes,scrollbars=no');
ventana.document.write('<html><head><title>' + titulo + '</title></head><body style="overflow:hidden" marginwidth="0" marginheight="0" topmargin="0" bottommargin="0" leftmargin="0" rightmargin="0" scroll="no" onUnload="opener.cont=0"><img src="' + cual + '" onLoad="opener.redimensionar(this.width, this.height)" alt="Ampliacion">');
ventana.document.close ();
cont++;
}


function redimensionar(ancho,alto)
{
ventana.resizeTo(ancho+12,alto+40);
ventana.moveTo((screen.width-ancho)/2,(screen.height-alto)/2); 
//centra la ventana. Eliminar si no se quiere centrar el popup 
}

function cerrar(){
window.close();
}


function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}