diff --git a/locales/en.l20n b/locales/en.l20n
index 3282190..f0f8f59 100755
--- a/locales/en.l20n
+++ b/locales/en.l20n
@@ -34,11 +34,18 @@
 <pieSeriesDescription "The chart series. Its values will be put on slice of each series.">
 <pieSizeDescription "The size for each series to create a concentric rings.">
 
-<bubbleCategoriesDescription "he chart categories. Its values will be put in the horizontal axis. You need one value for each series.">
+<bubbleCategoriesDescription "The chart categories. Its values will be put in the horizontal axis. You need one value for each series.">
 <bubbleYValuesDescription "The chart plots y values. Its values will be put in the vertical axis.">
 <bubbleZValuesDescription "The chart plots z value. Its values represent the size of the bubble.">
 <bubbleSeriesDescription "The chart series. Its values visualize multi- series bubbles chart.">
 
+<scatterCategoriesDescription "The chart categories. You need one value for each series.">
+<scatterXValuesDescription "The chart plots x values. Its values will be put in the horizontal axis.">
+<scatterYValuesDescription "The chart plots y value. Its values will be put in the vertical axis.">
+
+<heatmapCategoriesDescription "The chart categories. Its values will be put in the horizontal axis.">
+
+
 <LatitudeDescription "It is latitude of the points you want to show in the map.">
 <LongitudeDescription "It is longitude of the points you want to show in the map.">
 <BalloonContentDescription "It is the text associated to the marker or the link to the image related to the camera associated to each points.">
\ No newline at end of file
diff --git a/locales/fr.l20n b/locales/fr.l20n
index 3282190..7d27c15 100755
--- a/locales/fr.l20n
+++ b/locales/fr.l20n
@@ -1,44 +1,50 @@
-<slide1Title "SELECT DATASET">
-<slide1Subtitle "Search or copy and paste the url of dataset.">
-<slide2Title "SELECT DATA">
-<slide2Subtitle "Select the fields from tree-view. The multi-table will show the values related to the selected fields.">
-<slide3Title "SELECT VISUALIZATION">
-<slide3Subtitle "Select a visualization, fill out inputs and labels (optional).">
-
-<listView "LIST VIEW">
-<treeMapView "TREE MAP VIEW">
-<mostPopular "MOST POPULAR">
-<availableDatasets "Available datasets">
-<suggestedDatasets "Suggested datasets">
-<selectedUrl "Selected url">
-
-<inputs "INPUTS">
-<layouts "LABELS / OPTIONS">
-<baseInfo "BASE INFO">
-<comment "COMMENT">
-<commentLabel "comment (max 100 characters)">
-<dataletPreview "DATALET PREVIEW">
-<addDatalet "ADD">
-<modifyDatalet "MODIFY">
-
-<cellDescription "The cell of table.">
-<levelDescription "It is the level field that the datalet will use to group the values at corrisponding field number level.">
-
-<categoriesDescription "The chart categories. Its values will be put in the horizontal axis. You need one value for each series.">
-<seriesDescription "The chart series. Its values will be put in the vertical axis.">
-
-<XAxisLabelDescription "The label for the X axis.">
-<YAxisLabelDescription "The label for the Y axis.">
-<suffixDescription "The values suffix (eg units, dollars, euro, ...).">
-
-<pieSeriesDescription "The chart series. Its values will be put on slice of each series.">
-<pieSizeDescription "The size for each series to create a concentric rings.">
-
-<bubbleCategoriesDescription "he chart categories. Its values will be put in the horizontal axis. You need one value for each series.">
-<bubbleYValuesDescription "The chart plots y values. Its values will be put in the vertical axis.">
-<bubbleZValuesDescription "The chart plots z value. Its values represent the size of the bubble.">
+<slide1Title "SELECTIONNER UN JEU DE DONNEES">
+<slide1Subtitle "Rechercher ou copier/coller l’url du jeu de données.">
+<slide2Title "SELECTIONNER DONNEES">
+<slide2Subtitle "Sélectionner les champs à partir de l’arborescence. Une fenêtre vous indiquera les valeurs relatives aux champs sélectionnés.">
+<slide3Title "SELECTIONNER UN MODE DE VISUALISATION">
+<slide3Subtitle "Sélectionner un mode de visualisation, remplir les entrées et les vignettes (optionnel).">
+
+<listView "VUE EN LISTE">
+<treeMapView "VUE EN ARBORESCENCE">
+<mostPopular "LES PLUS POPULAIRES">
+<availableDatasets "Jeux de données disponibles">
+<suggestedDatasets "Jeux de données suggérés">
+<selectedUrl "Sélectionner URL">
+
+<inputs "SORTIES">
+<layouts "VIGNETTES/OPTIONSs">
+<baseInfo "INFORMATION DE BASE">
+<comment "COMMENTAIRES">
+<commentLabel "Commentaires (maximum 100 caractères) ">
+<dataletPreview "PREVISUALISATION  ">
+<addDatalet "AJOUTER">
+<modifyDatalet "MODIFIER">
+
+<cellDescription "Cellules du tableau.">
+<levelDescription "C’est le niveau local que le graphique utilisera pour grouper les valeurs correspondantes au nombre de niveaux de champs">
+
+<categoriesDescription "Catégories de graphiques. Ses valeurs seront insérées dans l’axe horizontal. Vous devez insérer une valeur pour chaque série.">
+<seriesDescription "Catégories de graphique. Ses valeurs seront insérées dans l’axe vertical.">
+
+<XAxisLabelDescription "Vignette pour l’axe X.">
+<YAxisLabelDescription "Vignette pour l’axe Y.">
+<suffixDescription "Unités de mesures (ex:  dollars, euros.">
+
+<pieSeriesDescription "Série de graphiques. Ses valeurs seront intégrées au sein des segments de chaque série.">
+<pieSizeDescription "Taille de chaque série afin de créer un anneau concentrique.">
+
+<bubbleCategoriesDescription "Catégories de graphique. Ses valeurs seront insérées dans l’axe horizontal. Vous devez insérer une valeur pour chaque série">
+<bubbleYValuesDescription "Le graphique présente les valeurs Y. Ses valeurs seront insérées dans l’axe vertical..">
+<bubbleZValuesDescription "Le graphique présente les valeurs Z. Ses valeurs représentent la taille des bulles.">
 <bubbleSeriesDescription "The chart series. Its values visualize multi- series bubbles chart.">
 
-<LatitudeDescription "It is latitude of the points you want to show in the map.">
-<LongitudeDescription "It is longitude of the points you want to show in the map.">
+<scatterCategoriesDescription "The chart categories. You need one value for each series.">
+<scatterXValuesDescription "The chart plots x values. Its values will be put in the horizontal axis.">
+<scatterYValuesDescription "The chart plots y value. Its values will be put in the vertical axis.">
+
+<heatmapCategoriesDescription "The chart categories. Its values will be put in the horizontal axis.">
+
+<LatitudeDescription "Latitude des points que vous souhaitez montrer sur la carte.">
+<LongitudeDescription "Longitude des points que vous souhaitez montrer sur la carte.">
 <BalloonContentDescription "It is the text associated to the marker or the link to the image related to the camera associated to each points.">
\ No newline at end of file
diff --git a/locales/it.l20n b/locales/it.l20n
index 10d6593..93d3f7e 100755
--- a/locales/it.l20n
+++ b/locales/it.l20n
@@ -1,44 +1,50 @@
 <slide1Title "SELEZIONA IL DATASET">
-<slide1Subtitle "Cerca o copia e incolla l'url del dataset.">
+<slide1Subtitle "Ricerca o copia e incolla la url del dataset.">
 <slide2Title "SELEZIONA I DATI">
-<slide2Subtitle "Seleziona i campi dalla tree-view. La multi-table mostrerà i valori relativi ai campi selezionati.">
+<slide2Subtitle "Seleziona i campi dalla struttura ad albero. Nella tabella saranno mostrati i valori dei campi selezionati.">
 <slide3Title "SELEZIONA LA VISUALIZZAZIONE">
-<slide3Subtitle "Seleziona una visualizzazione, inserisci gli input e le etichette (opzionali).">
+<slide3Subtitle "Seleziona una visualizzazione, inserisci dati di input ed etichette (opzionale).">
 
-<listView "LISTA">
-<treeMapView "TREE MAP">
-<mostPopular "POPOLARI">
+<listView "ELENCO">
+<treeMapView "GRAFICO AD ALBERO">
+<mostPopular "I PIÙ VISTI">
 <availableDatasets "Dataset disponibili">
 <suggestedDatasets "Dataset suggeriti">
-<selectedUrl "Url selezionato">
+<selectedUrl "Url selezionata">
 
-<inputs "INPUT">
+<inputs "DATI DI INPUT">
 <layouts "ETICHETTE / OPZIONI">
 <baseInfo "INFORMAZIONI DI BASE">
 <comment "COMMENTO">
 <commentLabel "commento (massimo 100 caratteri)">
-<dataletPreview "ANTEPRIMA DATALET">
+<dataletPreview "ANTEPRIMA">
 <addDatalet "AGGIUNGI">
 <modifyDatalet "MODIFICA">
 
-<cellDescription "The cell of table.">
-<levelDescription "It is the level field that the datalet will use to group the values at corrisponding field number level.">
+<cellDescription "Cella della tabella.">
+<levelDescription "Livello utilizzato per il raggruppamento dei valori corrispondenti.">
 
-<categoriesDescription "The chart categories. Its values will be put in the horizontal axis. You need one value for each series.">
-<seriesDescription "The chart series. Its values will be put in the vertical axis.">
+<categoriesDescription "Categorie del grafico. I valori saranno inseriti sull’asse orizzontale. Inserire un valore per ciascuna serie.">
+<seriesDescription "Serie del grafico. I valori saranno inseriti sull’asse verticale.">
 
-<XAxisLabelDescription "The label for the X axis.">
-<YAxisLabelDescription "The label for the Y axis.">
-<suffixDescription "The values suffix (eg units, dollars, euro, ...).">
+<XAxisLabelDescription "Etichetta asse X.">
+<YAxisLabelDescription "Etichetta asse Y.">
+<suffixDescription "Suffisso valore (e.g. unità di misura, dollari, euro,…).">
 
-<pieSeriesDescription "The chart series. Its values will be put on slice of each series.">
-<pieSizeDescription "The size for each series to create a concentric rings.">
+<pieSeriesDescription "Serie del grafico. I valori saranno inseriti sulla porzione corrispondente alla relativa serie.">
+<pieSizeDescription "Dimensione di ciascuna serie per creare anelli concentrici">
 
-<bubbleCategoriesDescription "he chart categories. Its values will be put in the horizontal axis. You need one value for each series.">
-<bubbleYValuesDescription "The chart plots y values. Its values will be put in the vertical axis.">
-<bubbleZValuesDescription "The chart plots z value. Its values represent the size of the bubble.">
-<bubbleSeriesDescription "The chart series. Its values visualize multi- series bubbles chart.">
+<bubbleCategoriesDescription "Serie del grafico. Inserire un valore per ciascuna serie.">
+<bubbleYValuesDescription "Valori y del grafico. I valori saranno inseriti sull’asse verticale">
+<bubbleZValuesDescription "Valori z del grafico. I valori rappresentano la dimensione della bolla.">
+<bubbleSeriesDescription "Serie del grafico. I valori visualizzano un grafico a bolle a serie multipla.">
 
-<LatitudeDescription "It is latitude of the points you want to show in the map.">
-<LongitudeDescription "It is longitude of the points you want to show in the map.">
-<BalloonContentDescription "It is the text associated to the marker or the link to the image related to the camera associated to each points.">
\ No newline at end of file
+<scatterCategoriesDescription "Categorie del grafico. Inserire un valore per ciascuna serie.">
+<scatterXValuesDescription "Serie del grafico. I valori saranno inseriti sull’asse orizzontale.">
+<scatterYValuesDescription "Serie del grafico. I valori saranno inseriti sull’asse verticale..">
+
+<heatmapCategoriesDescription "Categorie del grafico. I valori saranno inseriti sull’asse orizzontale.">
+
+<LatitudeDescription "Latitudine del punto da riportare sulla mappa.">
+<LongitudeDescription "Longitudine del punto da riportare sulla mappa.">
+<BalloonContentDescription "Descrizione del segnaposto o link all'immagine che visualizza il luogo specificato sulla mappa.">
\ No newline at end of file
diff --git a/locales/nl.l20n b/locales/nl.l20n
index 3282190..8f4cd13 100755
--- a/locales/nl.l20n
+++ b/locales/nl.l20n
@@ -34,11 +34,17 @@
 <pieSeriesDescription "The chart series. Its values will be put on slice of each series.">
 <pieSizeDescription "The size for each series to create a concentric rings.">
 
-<bubbleCategoriesDescription "he chart categories. Its values will be put in the horizontal axis. You need one value for each series.">
+<bubbleCategoriesDescription "The chart categories. Its values will be put in the horizontal axis. You need one value for each series.">
 <bubbleYValuesDescription "The chart plots y values. Its values will be put in the vertical axis.">
 <bubbleZValuesDescription "The chart plots z value. Its values represent the size of the bubble.">
 <bubbleSeriesDescription "The chart series. Its values visualize multi- series bubbles chart.">
 
+<scatterCategoriesDescription "The chart categories. You need one value for each series.">
+<scatterXValuesDescription "The chart plots x values. Its values will be put in the horizontal axis.">
+<scatterYValuesDescription "The chart plots y value. Its values will be put in the vertical axis.">
+
+<heatmapCategoriesDescription "The chart categories. Its values will be put in the horizontal axis.">
+
 <LatitudeDescription "It is latitude of the points you want to show in the map.">
 <LongitudeDescription "It is longitude of the points you want to show in the map.">
 <BalloonContentDescription "It is the text associated to the marker or the link to the image related to the camera associated to each points.">
\ No newline at end of file