Index: gc_lang/fr/webext/panel/lex_editor.css
==================================================================
--- gc_lang/fr/webext/panel/lex_editor.css
+++ gc_lang/fr/webext/panel/lex_editor.css
@@ -309,13 +309,10 @@
     display: block;
     margin-left: 5px;
     background-color: hsl(210, 50%, 50%);
     color: hsl(210, 0%, 100%);
 }
-#import_button {
-    display: none;
-}
 #wait_progress {
     width: 100%;
     height: 4px;
 }
 

Index: gc_lang/fr/webext/panel/lex_editor.html
==================================================================
--- gc_lang/fr/webext/panel/lex_editor.html
+++ gc_lang/fr/webext/panel/lex_editor.html
@@ -15,12 +15,17 @@
       <div class="big_block">
         <div class="dic_container">
           <div><h3>Dictionnaire personnel</h3></div>
           <div>Enregistré le : <span id="dic_save_date">—</span></div>
           <div><span id="dic_num_entries">0</span> entrées</div>
+          <!--<div id="import_button" class="fright">Importer</div>-->
+          <div class="fright">
+            <input type="file" id="import_input" accept=".json" style="display: none;">
+            <label id="import_button" for="import_input">Importer</label>
+          </div>
           <div id="export_button" class="fright">Exporter</div>
-          <div id="import_button" class="fright">Importer</div>
+
         </div>
         <progress id="wait_progress" value="0"></progress>
       </div>
 
       <div id="buttons" class="container">

Index: gc_lang/fr/webext/panel/lex_editor.js
==================================================================
--- gc_lang/fr/webext/panel/lex_editor.js
+++ gc_lang/fr/webext/panel/lex_editor.js
@@ -494,11 +494,11 @@
     
     oIBDAWG: null,
 
     load: function () {
         if (bChrome) {
-            browser.storage.local.get("oPersonalDictionary", this._load);
+            browser.storage.local.get("oPersonalDictionary", this._load.bind(this));
             return;
         }
         let xPromise = browser.storage.local.get("oPersonalDictionary");
         xPromise.then(this._load.bind(this), showError);
     },
@@ -507,29 +507,71 @@
         if (!oResult.hasOwnProperty("oPersonalDictionary")) {
             hideElement("export_button");
             return;
         }
         let oJSON = oResult.oPersonalDictionary;
-        this.oIBDAWG = new IBDAWG(oJSON);
+        if (oJSON) {
+            this.__load(oJSON);
+        } else {
+            oLexiconTable.clear();
+            this.setDictData(0, "[néant]");
+        }
+    },
+
+    __load: function (oJSON) {
+        try {
+            this.oIBDAWG = new IBDAWG(oJSON);
+        }
+        catch (e) {
+            console.error(e);
+            this.setDictData(0, "#Erreur. Voir la console.");
+            return;
+        }
         let lEntry = [];
         for (let aRes of this.oIBDAWG.select()) {
             lEntry.push(aRes);
         }        
         oLexiconTable.fill(lEntry);
         this.setDictData(this.oIBDAWG.nEntry, this.oIBDAWG.sDate);
-        showElement("export_button");
+    },
+
+    import: function () {
+        let xInput = document.getElementById("import_input"); 
+        let xFile = xInput.files[0];
+        let xURL = URL.createObjectURL(xFile);
+        let sJSON = helpers.loadFile(xURL);
+        if (sJSON) {
+            try {
+                let oJSON = JSON.parse(sJSON);
+                browser.storage.local.set({ "oPersonalDictionary": oJSON });
+                this.__load(oJSON);
+            }
+            catch (e) {
+                console.error(e);
+                this.setDictData(0, "#Erreur. Voir la console.");
+                return;
+            }
+        } else {
+            this.setDictData(0, "[néant]");
+            browser.storage.local.set({ "oPersonalDictionary": "" });
+        }
     },
 
     setDictData: function (nEntries, sDate) {
         document.getElementById("dic_num_entries").textContent = nEntries;
         document.getElementById("dic_save_date").textContent = sDate;
+        if (nEntries == 0) {
+            hideElement("export_button");
+        } else {
+            showElement("export_button");
+        }
     },
 
     listen: function () {
         document.getElementById("save_button").addEventListener("click", () => { this.build(); }, false);
         document.getElementById("export_button").addEventListener("click", () => { this.export(); }, false);
-        document.getElementById("import_button").addEventListener("click", () => { this.import(); }, false);
+        document.getElementById("import_input").addEventListener("change", () => { this.import(); }, false);
     },
 
     build: function () {
         let xProgressNode = document.getElementById("wait_progress");
         let lEntry = oLexiconTable.getEntries();
@@ -538,22 +580,17 @@
             let oJSON = oDAWG.createBinaryJSON(1);
             browser.storage.local.set({ "oPersonalDictionary": oJSON });
             this.oIBDAWG = new IBDAWG(oJSON);
             this.setDictData(this.oIBDAWG.nEntry, this.oIBDAWG.sDate);
             browser.runtime.sendMessage({ sCommand: "setDictionary", dParam: {sType: "personal", oDict: oJSON}, dInfo: {} });
-            showElement("export_button");
         } else {
             this.setDictData(0, "[néant]");
             browser.storage.local.set({ "oPersonalDictionary": "" });
             browser.runtime.sendMessage({ sCommand: "setDictionary", dParam: {sType: "personal", oDict: null}, dInfo: {} });
         }
     },
 
-    import: function () {
-        console.log("import");
-    },
-
     export: function () {
         let xBlob = new Blob([ JSON.stringify(this.oIBDAWG.getJSON()) ], {type: 'application/json'}); 
         let sURL = URL.createObjectURL(xBlob);
         browser.downloads.download({ filename: "fr.personal.json", url: sURL, saveAs: true });
     }