diff --git a/ext/background.html b/ext/background.html
index 1cbeefe2..f0d06216 100644
--- a/ext/background.html
+++ b/ext/background.html
@@ -5,5 +5,6 @@
     <script src="jp/dictionary.js"></script>
     <script src="jp/deinflector.js"></script>
     <script src="jp/translator.js"></script>
+    <script src="jp/init.js"></script>
 </body>
 </html>
diff --git a/ext/content.js b/ext/content.js
index 4938805f..c36b7381 100644
--- a/ext/content.js
+++ b/ext/content.js
@@ -16,6 +16,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+
 function getRangeAtCursor(e, lookAhead) {
     const range = document.caretRangeFromPoint(e.clientX, e.clientY);
     if (range === null) {
@@ -36,6 +37,8 @@ function getRangeAtCursor(e, lookAhead) {
 
 
 function onMouseDown(e) {
+    e.preventDefault();
+
     const range = getRangeAtCursor(e, 20);
     if (range === null) {
         return;
@@ -45,11 +48,9 @@ function onMouseDown(e) {
     selection.removeAllRanges();
     selection.addRange(range);
 
-    e.preventDefault();
-
-    console.log(range.toString());
+    findTerm(range.toString(), response => {
+        console.log(response);
+    });
 }
 
-
-
-// window.addEventListener('mousedown', onMouseDown, false);
+window.addEventListener('mousedown', onMouseDown, false);
diff --git a/ext/jp/init.js b/ext/jp/init.js
new file mode 100644
index 00000000..81c06d3d
--- /dev/null
+++ b/ext/jp/init.js
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2016  Alex Yatskov <alex@foosoft.net>
+ * Author: Alex Yatskov <alex@foosoft.net>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+function onInit() {
+    chrome.runtime.onMessage.addListener(onMessage);
+}
+
+const res =  {
+    rules:    'jp/data/rules.json',
+    edict:    'jp/data/edict.json',
+    enamdict: 'jp/data/enamdict.json',
+    kanjidic: 'jp/data/kanjidic.json'
+};
+
+const trans = new Translator(res, onInit);
+
+function onMessage(request, sender, callback) {
+    switch (request.action.toLowerCase()) {
+        case 'define':
+            callback(trans.findTerm(request.term));
+            break;
+    }
+}
+
diff --git a/ext/jp/translator.js b/ext/jp/translator.js
index 39ef176c..36ed60f3 100644
--- a/ext/jp/translator.js
+++ b/ext/jp/translator.js
@@ -16,17 +16,11 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+
 class Translator {
-    constructor() {
+    constructor(paths, callback) {
         this.dictionary  = new Dictionary();
         this.deinflector = new Deinflector();
-        this.initialized = false;
-    }
-
-    initialize(paths, callback) {
-        if (this.initialized) {
-            return;
-        }
 
         const loaders = [];
         for (const key of ['rules', 'edict', 'enamdict', 'kanjidic']) {
@@ -118,7 +112,6 @@ class Translator {
     resultSorter(v1, v2) {
         const sl1 = v1.source.length;
         const sl2 = v2.source.length;
-
         if (sl1 > sl2) {
             return 1;
         } else if (sl1 > sl2) {
@@ -127,7 +120,6 @@ class Translator {
 
         const p1 = v1.tags.indexOf('P') >= 0;
         const p2 = v2.tags.indexOf('P') >= 0;
-
         if (p1 && !p2) {
             return 1;
         } else if (!p1 && p2) {
@@ -136,7 +128,6 @@ class Translator {
 
         const rl1 = v1.rules.length;
         const rl2 = v2.rules.length;
-
         if (rl1 < rl2) {
             return 1;
         } else if (rl2 > rl1) {
@@ -146,14 +137,3 @@ class Translator {
         return 0;
     }
 }
-
-const trans = new Translator();
-
-trans.initialize({
-    rules:    'jp/data/rules.json',
-    edict:    'jp/data/edict.json',
-    enamdict: 'jp/data/enamdict.json',
-    kanjidic: 'jp/data/kanjidic.json'
-}, function() {
-    console.log(trans.findTerm('食べました'));
-});
diff --git a/ext/manifest.json b/ext/manifest.json
index 3685d949..c46e20af 100644
--- a/ext/manifest.json
+++ b/ext/manifest.json
@@ -9,7 +9,7 @@
 
     "content_scripts": [{
         "matches": ["http://*/*", "https://*/*"],
-        "js":      ["content.js"],
+        "js":      ["content.js", "util.js"],
         "run_at":  "document_end"
     }]
 }
diff --git a/ext/util.js b/ext/util.js
new file mode 100644
index 00000000..8523fe22
--- /dev/null
+++ b/ext/util.js
@@ -0,0 +1,22 @@
+/*
+ * Copyright (C) 2016  Alex Yatskov <alex@foosoft.net>
+ * Author: Alex Yatskov <alex@foosoft.net>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+function findTerm(text, callback) {
+    chrome.runtime.sendMessage({action: 'define', text: text}, callback);
+}