diff --git a/lang/Localization_es.json b/lang/Localization_es.json
index 86762bb..955b7de 100644
--- a/lang/Localization_es.json
+++ b/lang/Localization_es.json
@@ -1,12 +1,12 @@
 {
-"##TODO##about.title":"About COPS",
-"allbooks.alphabetical.many":"Indice alfabético de {0} libros",
-"##TODO##allbooks.alphabetical.none":"Alphabetical index of absolutely no book",
-"allbooks.alphabetical.one":"Indice de un solo ",
+"about.title":"Acerca de COPS",
+"allbooks.alphabetical.many":"Listado alfabético de {0} libros",
+"allbooks.alphabetical.none":"Listado sin libros",
+"allbooks.alphabetical.one":"Listado con un libro",
 "allbooks.title":"Todos los libros",
-"authors.alphabetical.many":"Indice alfabético de {0}",
-"##TODO##authors.alphabetical.none":"Alphabetical index of absolutely no author",
-"authors.alphabetical.one":"Indice de un solo autor",
+"authors.alphabetical.many":"Listado alfabético de {0} autores",
+"authors.alphabetical.none":"Listado sin autores",
+"authors.alphabetical.one":"Listado con un autor",
 "authors.title":"Autores",
 "authorword.many":"{0} autores",
 "authorword.none":"Sin autor",
@@ -16,63 +16,63 @@
 "bookword.none":"Sin libros",
 "bookword.one":"1 libro",
 "bookword.title":"Libros",
-"##TODO##cog.alternate":"Search, sort and filters",
-"##TODO##content.series":"Series:",
+"cog.alternate":"Búsqueda, ordenación y filtros",
+"content.series":"Series:",
 "content.series.data":"Libro {0} en la {1} serie",
 "content.summary":"Sumario:",
-"##TODO##customize.email":"Set your email (to allow book emailing)",
-"##TODO##customize.fancybox":"Use a Lightbox",
-"##TODO##customize.filter":"Enable tag filtering",
-"##TODO##customize.ignored":"Ignored categories",
-"##TODO##customize.paging":"Max number of books per page (-1 to disable)",
-"##TODO##customize.style":"Theme",
-"##TODO##customize.title":"Customize COPS UI",
-"##TODO##home.alternate":"Home",
-"##TODO##i18n.coversection":"Cover",
+"customize.email":"Su correo (Para envío de libros por correo)",
+"customize.fancybox":"Usar LightBox",
+"customize.filter":"Activar filtro por etiqueta",
+"customize.ignored":"Ocultar categorías",
+"customize.paging":"Max. número de libros por página (-1 para desactivar)",
+"customize.style":"Tema",
+"customize.title":"Configurar COPS UI",
+"home.alternate":"Inicio",
+"i18n.coversection":"Cubierta",
 "language.title":"Idioma",
-"##TODO##languages.alphabetical.many":"Alphabetical index of the {0} languages",
-"##TODO##languages.alphabetical.none":"Alphabetical index of absolutely no language",
-"##TODO##languages.alphabetical.one":"Alphabetical index of the single language",
-"##TODO##languages.title":"Languages",
-"##TODO##mail.messagenotsent":"Message could not be sent.",
-"##TODO##mail.messagesent":"Message has been sent",
-"##TODO##paging.next.alternate":"Next",
-"##TODO##paging.previous.alternate":"Previous",
-"##TODO##permalink.alternate":"Permalink",
-"##TODO##pubdate.title":"Publication year",
-"##TODO##publisher.name":"Publisher",
-"##TODO##publishers.alphabetical.many":"Alphabetical index of the {0} publishers",
-"##TODO##publishers.alphabetical.none":"Alphabetical index of absolutely no publisher",
-"##TODO##publishers.alphabetical.one":"Alphabetical index of the single publisher",
-"##TODO##publishers.title":"Publishers",
-"##TODO##publisherword.many":"{0} publishers",
-"##TODO##publisherword.none":"No publisher",
-"##TODO##publisherword.one":"1 publisher",
+"languages.alphabetical.many":"Listado alfabético de  {0} idiomas",
+"languages.alphabetical.none":"Listado sin idiomas disponibles",
+"languages.alphabetical.one":"Listado con un idioma",
+"languages.title":"Idiomas",
+"mail.messagenotsent":"El mensaje no pudo enviarse.",
+"mail.messagesent":"El mensaje se ha enviado",
+"paging.next.alternate":"Siguiente",
+"paging.previous.alternate":"Anterior",
+"permalink.alternate":"Enlace permanente",
+"pubdate.title":"Año de publicación",
+"publisher.name":"Editorial",
+"publishers.alphabetical.many":"Listado alfabético de {0} editoriales",
+"publishers.alphabetical.none":"Listado sin editoriales ",
+"publishers.alphabetical.one":"Listado con una editorial",
+"publishers.title":"Editoriales",
+"publisherword.many":"{0} editoriales",
+"publisherword.none":"No hay editoriales",
+"publisherword.one":"1 editorial",
 "recent.list":"{0} libros más recientes",
 "recent.title":"Añadidos recientemente",
-"##TODO##search.alternate":"Search",
-"##TODO##search.result":"Search result for *{0}*",
-"##TODO##search.result.author":"Search result for *{0}* in authors",
-"##TODO##search.result.book":"Search result for *{0}* in books",
-"##TODO##search.result.publisher":"Search result for *{0}* in publishers",
-"##TODO##search.result.series":"Search result for *{0}* in series",
-"##TODO##search.result.tag":"Search result for *{0}* in tags",
-"##TODO##search.sortorder.asc":"Asc",
-"##TODO##search.sortorder.desc":"Desc",
-"series.alphabetical.many":"Indice alfabético de {0}",
-"##TODO##series.alphabetical.none":"Alphabetical index of absolutely no series",
-"series.alphabetical.one":"Indice de una sola serie",
-"series.title":"Series:",
-"seriesword.many":"series",
+"search.alternate":"Buscar",
+"search.result":"Resultados de buscar *{0}*",
+"search.result.author":"Resultados de buscar *{0}* en autores",
+"search.result.book":"Resultados de buscar *{0}* en libros",
+"search.result.publisher":"Resultados de buscar *{0}* en editoriales",
+"search.result.series":"Resultados de buscar *{0}* en series",
+"search.result.tag":"Resultados de buscar *{0}* en etiquetas",
+"search.sortorder.asc":"Asc",
+"search.sortorder.desc":"Desc",
+"series.alphabetical.many":"Listado alfabético de {0} series",
+"series.alphabetical.none":"Listado sin series",
+"series.alphabetical.one":"Listado de una serie",
+"series.title":"Series",
+"seriesword.many":"{0} series",
 "seriesword.none":"Sin series",
 "seriesword.one":"1 serie",
-"##TODO##sort.alternate":"Sort",
+"sort.alternate":"Ordenar",
 "splitByLetter.book.other":"Otros libros",
 "splitByLetter.letter":"{0} que empiezan por {1}",
 "tags.alphabetical.many":"Listado alfabético de las {0} etiquetas",
-"##TODO##tags.alphabetical.none":"Alphabetical index of absolutely no tag",
-"tags.alphabetical.one":"Listado Alfabético de la unica etiqueta",
-"tags.title":"etiquetas",
+"tags.alphabetical.none":"Listado sin etiquetas",
+"tags.alphabetical.one":"Listado alfabético de la unica etiqueta",
+"tags.title":"Etiquetas",
 "tagword.many":"etiquetas",
 "tagword.none":"Sin etiquetas",
 "tagword.one":"1 etiqueta",
@@ -81,11 +81,11 @@
 "##TODO##languages.aaf":"Afar",
 "##TODO##languages.afr":"Afrikaans",
 "##TODO##languages.aka":"Akan",
-"##TODO##languages.sqi":"Albanian",
+"languages.sqi":"Albano",
 "##TODO##languages.amh":"Amharic",
-"##TODO##languages.ara":"Arabic",
-"##TODO##languages.arg":"Aragonese",
-"##TODO##languages.hye":"Armenian",
+"languages.ara":"Arabe",
+"languages.arg":"Aragonés",
+"languages.hye":"Armenio",
 "##TODO##languages.asm":"Assamese",
 "##TODO##languages.ava":"Avaric",
 "##TODO##languages.ave":"Avestan",
@@ -93,64 +93,64 @@
 "##TODO##languages.aze":"Azerbaijani",
 "##TODO##languages.bam":"Bambara",
 "##TODO##languages.bak":"Bashkir",
-"##TODO##languages.eus":"Basque",
+"languages.eus":"Euskera",
 "##TODO##languages.bel":"Belarusian",
-"##TODO##languages.ben":"Bengali",
+"languages.ben":"Bengalí",
 "##TODO##languages.bih":"Bihari",
 "##TODO##languages.bis":"Bislama",
-"##TODO##languages.bos":"Bosnian",
-"##TODO##languages.bre":"Breton",
-"##TODO##languages.bul":"Bulgarian",
+"languages.bos":"Bosnio",
+"languages.bre":"Bretón",
+"languages.bul":"Bulgaro",
 "##TODO##languages.mya":"Burmese",
-"##TODO##languages.cat":"Catalan",
+"languages.cat":"Catalán",
 "##TODO##languages.cha":"Chamorro",
 "##TODO##languages.che":"Chechen",
 "##TODO##languages.nya":"Chichewa",
-"##TODO##languages.zho":"Chinese",
+"languages.zho":"Chino",
 "##TODO##languages.chv":"Chuvash",
 "##TODO##languages.cor":"Cornish",
 "##TODO##languages.cos":"Corsican",
 "##TODO##languages.cre":"Cree",
-"##TODO##languages.hrv":"Croatian",
-"##TODO##languages.ces":"Czech",
-"##TODO##languages.dan":"Danish",
+"languages.hrv":"Croata",
+"languages.ces":"Checo",
+"languages.dan":"Danés",
 "##TODO##languages.div":"Divehi",
 "##TODO##languages.nld":"Dutch",
 "##TODO##languages.dzo":"Dzongkha",
-"##TODO##languages.eng":"English",
-"##TODO##languages.epo":"Esperanto",
-"##TODO##languages.est":"Estonian",
+"languages.eng":"Inglés",
+"languages.epo":"Esperanto",
+"languages.est":"Estonio",
 "##TODO##languages.ewe":"Ewe",
 "##TODO##languages.fao":"Faroese",
-"##TODO##languages.fij":"Fijian",
-"##TODO##languages.fin":"Finnish",
-"##TODO##languages.fra":"French",
+"languages.fij":"Fiji",
+"languages.fin":"Finlandés",
+"languages.fra":"Francés",
 "##TODO##languages.ful":"Fula",
-"##TODO##languages.glg":"Galician",
-"##TODO##languages.kat":"Georgian",
-"##TODO##languages.deu":"German",
-"##TODO##languages.ell":"Greek",
+"languages.glg":"Gallego",
+"languages.kat":"Georgiano",
+"languages.deu":"Alemán",
+"languages.ell":"Griego",
 "##TODO##languages.grn":"Guaraní",
 "##TODO##languages.guj":"Gujarati",
-"##TODO##languages.hat":"Haitian",
+"languages.hat":"Haitiano",
 "##TODO##languages.hau":"Hausa",
-"##TODO##languages.hed":"Hebrew",
+"languages.hed":"Hebreo",
 "##TODO##languages.her":"Herero",
-"##TODO##languages.hin":"Hindi",
+"languages.hin":"Hindú",
 "##TODO##languages.hmo":"Hiri Motu",
-"##TODO##languages.hun":"Hungarian",
+"languages.hun":"Hungaro",
 "##TODO##languages.ina":"Interlingua",
-"##TODO##languages.ind":"Indonesian",
+"languages.ind":"Indonesio",
 "##TODO##languages.ile":"Interlingue",
-"##TODO##languages.gle":"Irish",
+"languages.gle":"Irlandés",
 "##TODO##languages.ibo":"Igbo",
 "##TODO##languages.ipk":"Inupiaq",
 "##TODO##languages.ido":"Ido",
-"##TODO##languages.isl":"Icelandic",
-"##TODO##languages.ita":"Italian",
+"languages.isl":"Islandés",
+"languages.ita":"Italiano",
 "##TODO##languages.iku":"Inuktitut",
-"##TODO##languages.jpn":"Japanese",
-"##TODO##languages.jav":"Javanese",
+"languages.jpn":"Japonés",
+"languages.jav":"Javanés",
 "##TODO##languages.kal":"Kalaallisut",
 "##TODO##languages.kan":"Kannada",
 "##TODO##languages.kau":"Kanuri",
@@ -161,37 +161,37 @@
 "##TODO##languages.kin":"Kinyarwanda",
 "##TODO##languages.kir":"Kyrgyz",
 "##TODO##languages.kom":"Komi",
-"##TODO##languages.kon":"Kongo",
-"##TODO##languages.kor":"Korean",
-"##TODO##languages.kur":"Kurdish",
+"languages.kon":"Congoleño",
+"languages.kor":"Coreano",
+"languages.kur":"Kurdo",
 "##TODO##languages.kua":"Kwanyama",
-"##TODO##languages.lat":"Latin",
-"##TODO##languages.ltz":"Luxembourgish",
+"languages.lat":"Latín",
+"languages.ltz":"Luxemburgés",
 "##TODO##languages.lug":"Ganda",
 "##TODO##languages.lim":"Limburgish",
 "##TODO##languages.lin":"Lingala",
 "##TODO##languages.lao":"Lao",
-"##TODO##languages.lit":"Lithuanian",
+"languages.lit":"Lituano",
 "##TODO##languages.lub":"Luba-Katanga",
 "##TODO##languages.lav":"Latvian",
 "##TODO##languages.glv":"Manx",
-"##TODO##languages.mkd":"Macedonian",
+"languages.mkd":"Macedonio",
 "##TODO##languages.mlg":"Malagasy",
-"##TODO##languages.msa":"Malay",
+"languages.msa":"Malayo",
 "##TODO##languages.mal":"Malayalam",
-"##TODO##languages.mlt":"Maltese",
-"##TODO##languages.mri":"Māori",
+"languages.mlt":"Maltés",
+"languages.mri":"Maorí",
 "##TODO##languages.mar":"Marathi",
 "##TODO##languages.mah":"Marshallese",
-"##TODO##languages.mon":"Mongolian",
+"languages.mon":"Mongol",
 "##TODO##languages.nau":"Nauru",
 "##TODO##languages.nav":"Navajo",
-"##TODO##languages.nob":"Norwegian Bokmål",
+"languages.nob":"Norwego Bokmål",
 "##TODO##languages.nde":"North Ndebele",
-"##TODO##languages.nep":"Nepali",
+"languages.nep":"Nepalí",
 "##TODO##languages.ndo":"Ndonga",
-"##TODO##languages.nno":"Norwegian Nynorsk",
-"##TODO##languages.nor":"Norwegian",
+"languages.nno":"Norwego Nynorsk",
+"languages.nor":"Noruego",
 "##TODO##languages.iii":"Nuosu",
 "##TODO##languages.nbl":"South Ndebele",
 "##TODO##languages.oci":"Occitan",
@@ -202,34 +202,34 @@
 "##TODO##languages.oss":"Ossetian",
 "##TODO##languages.pan":"Panjabi",
 "##TODO##languages.pli":"Pāli",
-"##TODO##languages.fas":"Persian",
-"##TODO##languages.pol":"Polish",
+"languages.fas":"Persa",
+"languages.pol":"Polaco",
 "##TODO##languages.pus":"Pashto",
-"##TODO##languages.por":"Portuguese",
+"languages.por":"Portugués",
 "##TODO##languages.que":"Quechua",
 "##TODO##languages.roh":"Romansh",
 "##TODO##languages.run":"Kirundi",
-"##TODO##languages.ron":"Romanian",
-"##TODO##languages.rus":"Russian",
-"##TODO##languages.san":"Sanskrit",
+"languages.ron":"Rumano",
+"languages.rus":"Ruso",
+"languages.san":"Sánscrito",
 "##TODO##languages.srd":"Sardinian",
 "##TODO##languages.snd":"Sindhi",
 "##TODO##languages.sme":"Northern Sami",
 "##TODO##languages.smo":"Samoan",
 "##TODO##languages.sag":"Sango",
-"##TODO##languages.srp":"Serbian",
-"##TODO##languages.gla":"Scottish Gaelic",
+"languages.srp":"Serbio",
+"languages.gla":"Escocés Gaélico",
 "##TODO##languages.sna":"Shona",
 "##TODO##languages.sin":"Sinhala",
 "##TODO##languages.slk":"Slovak",
-"##TODO##languages.slv":"Slovene",
+"languages.slv":"Sloveno",
 "##TODO##languages.som":"Somali",
 "##TODO##languages.sot":"Southern Sotho",
-"##TODO##languages.spa":"Spanish",
+"languages.spa":"Español",
 "##TODO##languages.sun":"Sundanese",
 "##TODO##languages.swa":"Swahili",
 "##TODO##languages.ssw":"Swati",
-"##TODO##languages.swe":"Swedish",
+"languages.swe":"Sueco",
 "##TODO##languages.tam":"Tamil",
 "##TODO##languages.tel":"Telugu",
 "##TODO##languages.tgk":"Tajik",
@@ -240,19 +240,19 @@
 "##TODO##languages.tgl":"Tagalog",
 "##TODO##languages.tsn":"Tswana",
 "##TODO##languages.ton":"Tonga",
-"##TODO##languages.tur":"Turkish",
+"languages.tur":"Turco",
 "##TODO##languages.tso":"Tsonga",
 "##TODO##languages.tat":"Tatar",
 "##TODO##languages.twi":"Twi",
-"##TODO##languages.tah":"Tahitian",
+"languages.tah":"Tahitiano",
 "##TODO##languages.uig":"Uighur",
-"##TODO##languages.ukr":"Ukrainian",
+"languages.ukr":"Ucrainiano",
 "##TODO##languages.urd":"Urdu",
 "##TODO##languages.uzb":"Uzbek",
 "##TODO##languages.ven":"Venda",
-"##TODO##languages.vie":"Vietnamese",
+"languages.vie":"Vietnamita",
 "##TODO##languages.vol":"Volapük",
-"##TODO##languages.win":"Walloon",
+"languages.win":"Valón",
 "##TODO##languages.cym":"Welsh",
 "##TODO##languages.wol":"Wolof",
 "##TODO##languages.fry":"Western Frisian",
@@ -260,6 +260,6 @@
 "##TODO##languages.yid":"Yiddish",
 "##TODO##languages.yor":"Yoruba",
 "##TODO##languages.zha":"Zhuang",
-"##TODO##languages.zul":"Zulu",
+"languages.zul":"Zulú",
 "DO_NOT_TRANSLATE":"end"
 }