// NAVEGADORES
function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);


// FONT SIZE MANAGEMENT 
ACTUAL_FONTSIZE = 10;
SMALLEST_FONTSIZE = 8;
LARGEST_FONTSIZE = 14;

function 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=FindObj(n,d.layers[i].document);
if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function ChangeProp(objName,x,theProp,theValue) { //v6.0
var obj = FindObj(objName);
if (obj && (theProp.indexOf("style.")==-1 || obj.style)){
if (theValue == true || theValue == false)
eval("obj."+theProp+"="+theValue);
else eval("obj."+theProp+"='"+theValue+"'");
}
}

function LoadActualFontSize() {
tempArray = document.cookie.split(";");
for (tA = 0; tA < tempArray.length; tA++){
if (tempArray[tA].indexOf('fontSize') > -1){
fontSizeValue = tempArray[tA].split("=")
ACTUAL_FONTSIZE = parseInt(fontSizeValue[1]);
}
}
}

function SaveActualFontSize() {
var expire = new Date ();
expire.setTime (expire.getTime() + (6000 * 24 * 3600000));
expire = expire.toGMTString();
document.cookie="fontSize="+ACTUAL_FONTSIZE+"; path=/; expires="+expire;
}

function Bigger() {
ACTUAL_FONTSIZE = ACTUAL_FONTSIZE+1;
if (ACTUAL_FONTSIZE > LARGEST_FONTSIZE) { ACTUAL_FONTSIZE = LARGEST_FONTSIZE }
ChangeProp('texto','','style.fontSize',ACTUAL_FONTSIZE,'SPAN');
SaveActualFontSize();
}

function Smaller() {
ACTUAL_FONTSIZE = ACTUAL_FONTSIZE-1
if (ACTUAL_FONTSIZE < SMALLEST_FONTSIZE) { ACTUAL_FONTSIZE = SMALLEST_FONTSIZE }
ChangeProp('texto','','style.fontSize',ACTUAL_FONTSIZE,'SPAN');
SaveActualFontSize();
}

// FORM

function validar(formulario){
  // Comprobación Nombre
  if(formulario.Nombre.value == ''){
    // informamos del error
    alert('Inserte el Nombre');
    // seleccionamos el campo incorrecto
    formulario.Nombre.focus();
    return false;
  }
  // Comprobación Apellido
  if(formulario.Apellido.value == ''){
    // informamos del error
    alert('Inserte el Apellido');
    // seleccionamos el campo incorrecto
    formulario.Apellido.focus();
    return false;
  }
  // Comprobación Email
  if ((formulario.Email.value.indexOf ('@', 0) == -1)||(formulario.Email.value.length < 5)) { 
    alert("Debe escribir una dirección de e-mail válida en el campo \"Email\"."); 
    formulario.Email.focus();
    return (false); 
  }
  // Comprobación Mensaje
  if(formulario.Mensaje.value == ''){
    // informamos del error
    alert('Inserta un Mensaje');
    // seleccionamos el campo incorrecto
    formulario.Mensaje.focus();
    return false;
  }
}


// MT
function OpenTrackback (c) {
    window.open(c,
                    'trackback',
                    'width=480,height=480,scrollbars=yes,status=yes');
}

var HOST = '<$MTBlogHost$>';

// Copyright (c) 1996-1997 Athenia Associates.
// http://www.webreference.com/js/
// License is granted if and only if this entire
// copyright notice is included. By Tomer Shiran.

function setCookie (name, value, expires, path, domain, secure) {
    var curCookie = name + "=" + escape(value) + ((expires) ? "; expires=" + expires.toGMTString() : "") + ((path) ? "; path=" + path : "") + ((domain) ? "; domain=" + domain : "") + ((secure) ? "; secure" : "");
    document.cookie = curCookie;
}

function getCookie (name) {
    var prefix = name + '=';
    var c = document.cookie;
    var nullstring = '';
    var cookieStartIndex = c.indexOf(prefix);
    if (cookieStartIndex == -1)
        return nullstring;
    var cookieEndIndex = c.indexOf(";", cookieStartIndex + prefix.length);
    if (cookieEndIndex == -1)
        cookieEndIndex = c.length;
    return unescape(c.substring(cookieStartIndex + prefix.length, cookieEndIndex));
}

function deleteCookie (name, path, domain) {
    if (getCookie(name))
        document.cookie = name + "=" + ((path) ? "; path=" + path : "") + ((domain) ? "; domain=" + domain : "") + "; expires=Thu, 01-Jan-70 00:00:01 GMT";
}

function fixDate (date) {
    var base = new Date(0);
    var skew = base.getTime();
    if (skew > 0)
        date.setTime(date.getTime() - skew);
}

function rememberMe (f) {
    var now = new Date();
    fixDate(now);
    now.setTime(now.getTime() + 365 * 24 * 60 * 60 * 1000);
    setCookie('mtcmtauth', f.author.value, now, '', HOST, '');
    setCookie('mtcmtmail', f.email.value, now, '', HOST, '');
    setCookie('mtcmthome', f.url.value, now, '', HOST, '');
}

function forgetMe (f) {
    deleteCookie('mtcmtmail', '', HOST);
    deleteCookie('mtcmthome', '', HOST);
    deleteCookie('mtcmtauth', '', HOST);
    f.email.value = '';
    f.author.value = '';
    f.url.value = '';
}

function OpenComments (c) {
    window.open(c,
                    'comments',
                    'width=480,height=480,scrollbars=yes,status=yes');
}