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
@@ -92,10 +92,13 @@
 }
 .category:hover {
     background-color: hsl(0, 0%, 90%);
 }
 
+.separator {
+    border-left: 1px solid hsl(210, 0%, 90%);
+}
 
 #section_vide {
     padding: 50px;
     font-size: 24px;
     text-align: center;
@@ -206,13 +209,30 @@
 
 
 #lexicon_page {
     
 }
+
+#save_button {
+    display: none;
+    float: right;
+    padding: 2px 20px;
+    background-color: hsl(150, 50%, 50%);
+    color: hsl(150, 0%, 100%);
+    border-radius: 3px;
+    cursor: pointer;
+}
 
 th {
     padding: 5px 20px;
     border-left: 1px solid hsl(210, 10%, 90%);
+    text-align: left;
 }
 td {
     padding: 0 20px;
 }
+
+.delete_entry {
+    cursor: pointer;
+    font-weight: bold;
+    color: hsl(0, 100%, 50%);
+}

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
@@ -25,20 +25,14 @@
 
                     <div id="categories">
                         <div class="category" id="select_nom" data-tag="N">Nom, adjectif</div>
                         <div class="category" id="select_verbe" data-tag="V">Verbe</div>
                         <div class="category" id="select_adverbe" data-tag="W">Adverbe</div>
-
-                        <div class="separator"></div>
-
-                        <div class="category" id="select_prenom" data-tag="M1">Prénom</div>
+                        <div class="category separator" id="select_prenom" data-tag="M1">Prénom</div>
                         <div class="category" id="select_patronyme" data-tag="M2">Patronyme</div>
                         <div class="category" id="select_nom_propre" data-tag="MP">Nom propre</div>
-
-                        <div class="separator"></div>
-
-                        <div class="category" id="select_autre" data-tag="X">Autre</div>
+                        <div class="category separator" id="select_autre" data-tag="X">Autre</div>
                     </div>
 
 
                     <div id="sections">
 
@@ -271,11 +265,17 @@
                     </div>
                 </div>
             </div>
 
             <div id="lexicon_page">
+                <div id="save_button">
+                    Enregistrer
+                </div>
                 <h2>Votre lexique</h2>
+                
+                <div class="clearer"></div>
+
                 <table id="table">
                     
                 </table>
             </div>
         </div>

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
@@ -29,10 +29,14 @@
 }
 
 
 document.getElementById("lexicon_button").addEventListener("click", () => { oPage.showPage("lexicon"); }, false);
 document.getElementById("add_word_button").addEventListener("click", () => { oPage.showPage("lemma"); }, false);
+
+document.getElementById("table").addEventListener("click", (xEvent) => { oPage.onTableClick(xEvent); }, false);
+document.getElementById("save_button").addEventListener("click", () => { oLexicon.save(); }, false);
+
 document.getElementById("editor").addEventListener("click", (xEvent) => { oPage.onSelectionClick(xEvent); }, false);
 document.getElementById("lemma").addEventListener("keyup", () => { oPage.onWrite(); }, false);
 document.getElementById("lemma2").addEventListener("keyup", () => { oPage.onWrite2(); }, false);
 document.getElementById("verb_pattern").addEventListener("keyup", () => { oFlex.update(); }, false);
 document.getElementById("flexion").addEventListener("keyup", () => { oFlex.update(); }, false);
@@ -176,10 +180,62 @@
         document.getElementById("actions").style.display = "block";
     },
 
     hideActions: function () {
         document.getElementById("actions").style.display = "none";
+    },
+
+    showSaveButton: function () {
+        document.getElementById("save_button").style.display = "block";
+    },
+
+    hideSaveButton: function () {
+        document.getElementById("save_button").style.display = "none";
+    },
+
+    createTableHeader: function () {
+        let xRowNode = createNode("tr");
+        xRowNode.appendChild(createNode("th", { textContent: "·" }));
+        xRowNode.appendChild(createNode("th", { textContent: "#" }));
+        xRowNode.appendChild(createNode("th", { textContent: "Forme fléchie" }));
+        xRowNode.appendChild(createNode("th", { textContent: "Lemme" }));
+        xRowNode.appendChild(createNode("th", { textContent: "Étiquettes" }));
+        return xRowNode;
+    },
+
+    createRowNode: function (n, sFlexion, sLemma, sTags) {
+        let xRowNode = createNode("tr", { id: "row_" + n });
+        xRowNode.appendChild(createNode("td", { textContent: "×", className: "delete_entry", title: "Effacer cette entrée" }, { id_entry: n }));
+        xRowNode.appendChild(createNode("td", { textContent: n }));
+        xRowNode.appendChild(createNode("td", { textContent: sFlexion }));
+        xRowNode.appendChild(createNode("td", { textContent: sLemma }));
+        xRowNode.appendChild(createNode("td", { textContent: sTags }));
+        return xRowNode;
+    },
+
+    clearTable: function () {
+        let xTable = document.getElementById("table");
+        while (xTable.firstChild) {
+            xTable.removeChild(xTable.firstChild);
+        }
+    },
+
+    onTableClick: function (xEvent) {
+        try {
+            let xElem = xEvent.target;
+            if (xElem.className) {
+                if (xElem.className == "delete_entry") {
+                    let iEntry = xElem.dataset.id_entry
+                    oLexicon.lFlexion[parseInt(iEntry)] = null;
+                    document.getElementById("row_"+iEntry).style.display = "none";
+                    this.showSaveButton();
+                }
+            }
+        }
+        catch (e) {
+            showError(e);
+        }
     }
 }
 
 
 
@@ -398,16 +454,16 @@
     },
 
     addToLexicon: function () {
         try {
             oLexicon.addFlexions(this.lFlexion);
-            oLexicon.save();
             document.getElementById("lemma").value = "";
             oPage.showSection("section_vide");
             oPage.hideEditor();
             oPage.hideActions();
             oPage.clear();
+            oPage.showSaveButton();
             this.clear();
         }
         catch (e) {
             showError(e);
         }
@@ -441,51 +497,36 @@
             this.lFlexion = dResult.lexicon_list;
         }
     },
 
     display: function () {
-        this.clearTable();
+        oPage.clearTable();
         let xTable = document.getElementById("table");
         let n = 0;
         if (this.lFlexion.length > 0) {
-            xTable.appendChild(this._createTableHeader());
+            xTable.appendChild(oPage.createTableHeader());
             for (let [sFlexion, sLemma, sTags] of this.lFlexion) {
-                xTable.appendChild(this._createRowNode(n, sFlexion, sLemma, sTags));
+                xTable.appendChild(oPage.createRowNode(n, sFlexion, sLemma, sTags));
                 n += 1;
             }
         } else {
             xTable.appendChild(createNode("tr", { textContent: "Aucun élément." }));
         }
     },
 
-    _createTableHeader: function () {
-        let xRowNode = createNode("tr");
-        xRowNode.appendChild(createNode("th", { textContent: "#" }));
-        xRowNode.appendChild(createNode("th", { textContent: "Forme fléchie" }));
-        xRowNode.appendChild(createNode("th", { textContent: "Lemme" }));
-        xRowNode.appendChild(createNode("th", { textContent: "Étiquettes" }));
-        return xRowNode;
-    },
-
-    _createRowNode: function (n, sFlexion, sLemma, sTags) {
-        let xRowNode = createNode("tr", { id: "row_"+n });
-        xRowNode.appendChild(createNode("td", { textContent: n }));
-        xRowNode.appendChild(createNode("td", { textContent: sFlexion }));
-        xRowNode.appendChild(createNode("td", { textContent: sLemma }));
-        xRowNode.appendChild(createNode("td", { textContent: sTags }));
-        return xRowNode;
-    },
-
-    clearTable: function () {
-        let xTable = document.getElementById("table");
-        while (xTable.firstChild) {
-            xTable.removeChild(xTable.firstChild);
-        }
-    },
-
-    save: function () {
-        browser.storage.local.set({ "lexicon_list": this.lFlexion });
+    save: function () {
+        console.log("u");
+        oPage.hideSaveButton();
+        let lResult = [];
+        for (let e of this.lFlexion) {
+            if (e !== null) {
+                lResult.push(e);
+            }
+        }
+        browser.storage.local.set({ "lexicon_list": lResult });
+        this.lFlexion = lResult;
+        this.display();
     },
 
     build: function () {
         return null;
     },