var TxInicial = 12;
var tx;


function MinLen(n) {

 if (window.document.forma.L.value.length < n) {
    alert('Longitud minima ' + n +' letras');
   // laforma.texto.focus();
    return false;
 }

 return true;
}

function Winl(nlibro) {
 var ventana,par,ancho,alto,elpath;
 url = "bajar.php?nlibro=" + nlibro;
 ancho = screen.width * 0.99;
 alto  = screen.height * 0.9;
 par = "width=" + ancho + ",height=" + alto + ",";
 par = par + "dependent=0,status=0,top=0,";
 par = par + "menubar=0,toolbar=0";
 
 if (! ventana || ventana.closed) {
    ventana = window.open(url,"ventana",par);
 }
 ventana.focus();
}

function Winx(nro) {
 var ventana,par,ancho,alto,elpath;
 url = "bajarx.php?nro=" + nro;
 ancho = screen.width * 0.3;
 alto  = screen.height * 0.5;
 par = "width=" + ancho + ",height=" + alto + ",";
 par = par + "dependent=0,status=0,top=0,";
 par = par + "menubar=0,toolbar=0";
 
 if (! ventana || ventana.closed) {
    ventana = window.open(url,"ventana",par);
 }
 ventana.focus();
}

function Win(url,x,y) {
 var ventana,par,ancho,alto,elpath;
 //elpath = "control.htm?boton=Refrescar";
 ancho = screen.width * x;
 alto  = screen.height * y;
 par = "width=" + ancho + ",height=" + alto + ",";
 par = par + "dependent=0,scrollbars=1,resizable=1,status=1,";
 par = par + "menubar=0,toolbar=0";
 
 if (! ventana || ventana.closed) {
    ventana = window.open(url,"ventana",par);
 }
 ventana.focus();
 return false;
}

function Borrar() {
 window.status=""; }

function Decir(algo)  {
 window.status = algo; }

function buscaren(ndonde) {

 var ventana,par,ancho,alto,elpath;
 busco = document.forma.L.value;

 var busco, donde;
 if (ndonde==1) { 
    donde='http://www.esnips.com/_t_/';
  }

 if (ndonde==2) { 
    donde='http://www.4shared.com/network/search.jsp?sortType=1&sortOrder=1&sortmode=1&searchmode=2&searchName=';
 }

 if (ndonde==3) { 
    var ft='pdf';
    // document.forma5.ft.value;
    donde='http://www.google.com/search?hl=es&as_filetype=' + ft + '&lr=lang_es&as_q=';
 }


 url = donde + busco;

 //ancho = screen.width * 0.9;
 //alto  = screen.height * 0.9;
 //par = "width=" + ancho + ",height=" + alto + ",";
 //par = par + "dependent=0,scrollbars=0,resizable=0,status=0,top=0,";
 //par = par + "menubar=0,toolbar=0";
 
 if (! ventana || ventana.closed) {
    ventana = window.open(url,"ventana");
 }
 ventana.focus();
 return false;
}