diff --git a/keysnail/.keysnail.js b/keysnail/.keysnail.js
new file mode 100644
index 0000000..93898f6
--- /dev/null
+++ b/keysnail/.keysnail.js
@@ -0,0 +1,519 @@
+// ========================== KeySnail Init File =========================== //
+
+// You can preserve your code in this area when generating the init file using GUI.
+// Put all your code except special key, set*key, hook, blacklist.
+// ========================================================================= //
+//{{%PRESERVE%
+// Put your codes here
+plugins.options["hok.hint_keys"] = "arstdhneio";
+//}}%PRESERVE%
+// ========================================================================= //
+
+// ========================= Special key settings ========================== //
+
+key.quitKey              = "C-g";
+key.helpKey              = "<f1>";
+key.escapeKey            = "C-q";
+key.macroStartKey        = "<f3>";
+key.macroEndKey          = "<f4>";
+key.suspendKey           = "<f2>";
+key.universalArgumentKey = "C-u";
+key.negativeArgument1Key = "C--";
+key.negativeArgument2Key = "C-M--";
+key.negativeArgument3Key = "M--";
+
+// ================================= Hooks ================================= //
+
+hook.addToHook('KeyBoardQuit', function (aEvent) {
+         if (key.currentKeySequence.length)
+             return;
+
+         command.closeFindBar();
+
+         let marked = command.marked(aEvent);
+
+         if (util.isCaretEnabled())
+         {
+             if (marked)
+             {
+                 command.resetMark(aEvent);
+             }
+             else
+             {
+                 if ("blur" in aEvent.target) aEvent.target.blur();
+
+                 gBrowser.focus();
+                 _content.focus();
+             }
+         }
+         else
+         {
+             goDoCommand("cmd_selectNone");
+         }
+
+         if (KeySnail.windowType === "navigator:browser" && !marked)
+         {
+             key.generateKey(aEvent.originalTarget, KeyEvent.DOM_VK_ESCAPE, true);
+         }
+     });
+
+// ============================= Key bindings ============================== //
+
+key.setGlobalKey('C-M-r', function (ev) {
+                userscript.reload();
+            }, 'Reload the initialization file', true);
+
+key.setGlobalKey('M-x', function (ev, arg) {
+                ext.select(arg, ev);
+            }, 'List exts and execute selected one', true);
+
+key.setGlobalKey('M-:', function (ev) {
+                command.interpreter();
+            }, 'Command interpreter', true);
+
+key.setGlobalKey(["<f1>", "b"], function (ev) {
+                key.listKeyBindings();
+            }, 'List all keybindings', false);
+
+key.setGlobalKey('C-m', function (ev) {
+                key.generateKey(ev.originalTarget, KeyEvent.DOM_VK_RETURN, true);
+            }, 'Generate the return key code', false);
+
+key.setGlobalKey(["<f1>", "F"], function (ev) {
+                openHelpLink("firefox-help");
+            }, 'Display Firefox help', false);
+
+key.setGlobalKey(["C-x", "l"], function (ev) {
+                command.focusToById("urlbar");
+            }, 'Focus to the location bar', true);
+
+key.setGlobalKey(["C-x", "g"], function (ev) {
+                command.focusToById("searchbar");
+            }, 'Focus to the search bar', true);
+
+key.setGlobalKey(["C-x", "t"], function (ev) {
+                command.focusElement(command.elementsRetrieverTextarea, 0);
+            }, 'Focus to the first textarea', true);
+
+key.setGlobalKey(["C-x", "s"], function (ev) {
+                command.focusElement(command.elementsRetrieverButton, 0);
+            }, 'Focus to the first button', true);
+
+key.setGlobalKey('M-w', function (ev) {
+                command.copyRegion(ev);
+            }, 'Copy selected text', true);
+
+key.setGlobalKey('C-s', function (ev) {
+                command.iSearchForwardKs(ev);
+            }, 'Emacs like incremental search forward', true);
+
+key.setGlobalKey('C-r', function (ev) {
+                command.iSearchBackwardKs(ev);
+            }, 'Emacs like incremental search backward', true);
+
+key.setGlobalKey(["C-x", "k"], function (ev) {
+                BrowserCloseTabOrWindow();
+            }, 'Close tab / window', false);
+
+key.setGlobalKey(["C-x", "K"], function (ev) {
+                closeWindow(true);
+            }, 'Close the window', false);
+
+key.setGlobalKey(["C-c", "u"], function (ev) {
+                undoCloseTab();
+            }, 'Undo closed tab', false);
+
+key.setGlobalKey(["C-x", "n"], function (ev) {
+                OpenBrowserWindow();
+            }, 'Open new window', false);
+
+key.setGlobalKey([['C-M-l'], ['M-n']], function (ev) {
+                getBrowser().mTabContainer.advanceSelectedTab(1, true);
+            }, 'Select next tab', false);
+
+key.setGlobalKey([['C-M-h'], ['M-p']], function (ev) {
+                getBrowser().mTabContainer.advanceSelectedTab(-1, true);
+            }, 'Select previous tab', false);
+
+key.setGlobalKey(["C-x", "C-c"], function (ev) {
+                goQuitApplication();
+            }, 'Exit Firefox', true);
+
+key.setGlobalKey(["C-x", "o"], function (ev, arg) {
+                command.focusOtherFrame(arg);
+            }, 'Select next frame', false);
+
+key.setGlobalKey(["C-x", "1"], function (ev) {
+                window.loadURI(ev.target.ownerDocument.location.href);
+            }, 'Show current frame only', true);
+
+key.setGlobalKey(["C-x", "C-s"], function (ev) {
+                saveDocument(window.content.document);
+            }, 'Save current page to the file', true);
+
+key.setGlobalKey(["C-c", "C-c", "C-v"], function (ev) {
+                toJavaScriptConsole();
+            }, 'Display JavaScript console', true);
+
+key.setGlobalKey(["C-c", "C-c", "C-c"], function (ev) {
+                command.clearConsole();
+            }, 'Clear Javascript console', true);
+
+key.setGlobalKey(["C-x", "C-b"], function (ev, arg) {
+    ext.exec("tanything", arg);
+}, "view all tabs", true);
+
+key.setGlobalKey(['C-x', 'C-f'], function () {
+    prompt.read("Open url in new tab:", function (aStr) {
+        gBrowser.loadOneTab(aStr, {inBackground: false});
+    });
+}, 'Open a URL in a new tab', true);
+
+key.setEditKey(["C-x", "h"], function (ev) {
+                command.selectAll(ev);
+            }, 'Select whole text', true);
+
+key.setEditKey([["C-SPC"], ["C-@"]], function (ev) {
+                command.setMark(ev);
+            }, 'Set the mark', true);
+
+key.setEditKey('C-o', function (ev) {
+                command.openLine(ev);
+            }, 'Open line', false);
+
+key.setEditKey([["C-x", "u"], ["C-_"]], function (ev) {
+                display.echoStatusBar("Undo!", 2000);
+                goDoCommand("cmd_undo");
+            }, 'Undo', false);
+
+key.setEditKey('C-\\', function (ev) {
+                display.echoStatusBar("Redo!", 2000);
+                goDoCommand("cmd_redo");
+            }, 'Redo', false);
+
+key.setEditKey('C-a', function (ev) {
+                command.beginLine(ev);
+            }, 'Beginning of the line', false);
+
+key.setEditKey('C-e', function (ev) {
+                command.endLine(ev);
+            }, 'End of the line', false);
+
+key.setEditKey('C-f', function (ev) {
+                command.nextChar(ev);
+            }, 'Forward char', false);
+
+key.setEditKey('C-b', function (ev) {
+                command.previousChar(ev);
+            }, 'Backward char', false);
+
+key.setEditKey('M-f', function (ev) {
+                command.forwardWord(ev);
+            }, 'Next word', false);
+
+key.setEditKey('M-b', function (ev) {
+                command.backwardWord(ev);
+            }, 'Previous word', false);
+
+key.setEditKey('C-n', function (ev) {
+                command.nextLine(ev);
+            }, 'Next line', false);
+
+key.setEditKey('C-p', function (ev) {
+                command.previousLine(ev);
+            }, 'Previous line', false);
+
+key.setEditKey('C-v', function (ev) {
+                command.pageDown(ev);
+            }, 'Page down', false);
+
+key.setEditKey('M-v', function (ev) {
+                command.pageUp(ev);
+            }, 'Page up', false);
+
+key.setEditKey('M-<', function (ev) {
+                command.moveTop(ev);
+            }, 'Beginning of the text area', false);
+
+key.setEditKey('M->', function (ev) {
+                command.moveBottom(ev);
+            }, 'End of the text area', false);
+
+key.setEditKey('C-d', function (ev) {
+                goDoCommand("cmd_deleteCharForward");
+            }, 'Delete forward char', false);
+
+key.setEditKey('C-h', function (ev) {
+                goDoCommand("cmd_deleteCharBackward");
+            }, 'Delete backward char', false);
+
+key.setEditKey('M-d', function (ev) {
+                command.deleteForwardWord(ev);
+            }, 'Delete forward word', false);
+
+key.setEditKey([["C-<backspace>"], ["M-<delete>"]], function (ev) {
+                command.deleteBackwardWord(ev);
+            }, 'Delete backward word', false);
+
+key.setEditKey('M-u', function (ev, arg) {
+                command.wordCommand(ev, arg, command.upcaseForwardWord, command.upcaseBackwardWord);
+            }, 'Convert following word to upper case', false);
+
+key.setEditKey('M-l', function (ev, arg) {
+                command.wordCommand(ev, arg, command.downcaseForwardWord, command.downcaseBackwardWord);
+            }, 'Convert following word to lower case', false);
+
+key.setEditKey('M-c', function (ev, arg) {
+                command.wordCommand(ev, arg, command.capitalizeForwardWord, command.capitalizeBackwardWord);
+            }, 'Capitalize the following word', false);
+
+key.setEditKey('C-k', function (ev) {
+                command.killLine(ev);
+            }, 'Kill the rest of the line', false);
+
+key.setEditKey('C-y', command.yank, 'Paste (Yank)', false);
+
+key.setEditKey('M-y', command.yankPop, 'Paste pop (Yank pop)', true);
+
+key.setEditKey('C-M-y', function (ev) {
+                if (!command.kill.ring.length)
+                    return;
+
+                let (ct = command.getClipboardText())
+                    (!command.kill.ring.length || ct != command.kill.ring[0]) && command.pushKillRing(ct);
+
+                prompt.selector(
+                    {
+                        message: "Paste:",
+                        collection: command.kill.ring,
+                        callback: function (i) { if (i >= 0) key.insertText(command.kill.ring[i]); }
+                    }
+                );
+            }, 'Show kill-ring and select text to paste', true);
+
+key.setEditKey('C-w', function (ev) {
+                goDoCommand("cmd_copy");
+                goDoCommand("cmd_delete");
+                command.resetMark(ev);
+            }, 'Cut current region', true);
+
+key.setEditKey(["C-x", "r", "d"], function (ev, arg) {
+                command.replaceRectangle(ev.originalTarget, "", false, !arg);
+            }, 'Delete text in the region-rectangle', true);
+
+key.setEditKey(["C-x", "r", "t"], function (ev) {
+                prompt.read("String rectangle: ", function (aStr, aInput) {
+                                command.replaceRectangle(aInput, aStr);
+                            },
+                            ev.originalTarget);
+            }, 'Replace text in the region-rectangle with user inputted string', true);
+
+key.setEditKey(["C-x", "r", "o"], function (ev) {
+                command.openRectangle(ev.originalTarget);
+            }, 'Blank out the region-rectangle, shifting text right', true);
+
+key.setEditKey(["C-x", "r", "k"], function (ev, arg) {
+                command.kill.buffer = command.killRectangle(ev.originalTarget, !arg);
+            }, 'Delete the region-rectangle and save it as the last killed one', true);
+
+key.setEditKey(["C-x", "r", "y"], function (ev) {
+                command.yankRectangle(ev.originalTarget, command.kill.buffer);
+            }, 'Yank the last killed rectangle with upper left corner at point', true);
+
+key.setViewKey([["C-n"], ["j"]], function (ev) {
+                key.generateKey(ev.originalTarget, KeyEvent.DOM_VK_DOWN, true);
+            }, 'Scroll line down', false);
+
+key.setViewKey([["C-p"], ["k"]], function (ev) {
+                key.generateKey(ev.originalTarget, KeyEvent.DOM_VK_UP, true);
+            }, 'Scroll line up', false);
+
+key.setViewKey([["C-f"], ["."]], function (ev) {
+                key.generateKey(ev.originalTarget, KeyEvent.DOM_VK_RIGHT, true);
+            }, 'Scroll right', false);
+
+key.setViewKey([["C-b"], [","]], function (ev) {
+                key.generateKey(ev.originalTarget, KeyEvent.DOM_VK_LEFT, true);
+            }, 'Scroll left', false);
+
+key.setViewKey([["M-v"], ["b"], ["<backspace>"]], function (ev) {
+                goDoCommand("cmd_scrollPageUp");
+            }, 'Scroll page up', false);
+
+key.setViewKey('C-v', function (ev) {
+                goDoCommand("cmd_scrollPageDown");
+            }, 'Scroll page down', false);
+
+key.setViewKey(["M-<"], function (ev) {
+                goDoCommand("cmd_scrollTop");
+            }, 'Scroll to the top of the page', true);
+
+key.setViewKey(["M->"], function (ev) {
+                goDoCommand("cmd_scrollBottom");
+            }, 'Scroll to the bottom of the page', true);
+
+key.setViewKey('l', function (ev) {
+                getBrowser().mTabContainer.advanceSelectedTab(1, true);
+            }, 'Select next tab', false);
+
+key.setViewKey('h', function (ev) {
+                getBrowser().mTabContainer.advanceSelectedTab(-1, true);
+            }, 'Select previous tab', false);
+
+key.setViewKey(':', function (ev, arg) {
+                shell.input(null, arg);
+            }, 'List and execute commands', true);
+
+key.setViewKey('R', function (ev) {
+                BrowserReload();
+            }, 'Reload the page', true);
+
+key.setViewKey('B', function (ev) {
+                BrowserBack();
+            }, 'Back', false);
+
+key.setViewKey('F', function (ev) {
+                BrowserForward();
+            }, 'Forward', false);
+
+key.setViewKey(["C-x", "h"], function (ev) {
+                goDoCommand("cmd_selectAll");
+            }, 'Select all', true);
+
+key.setViewKey('f', function (ev) {
+                command.focusElement(command.elementsRetrieverTextarea, 0);
+            }, 'Focus to the first textarea', true);
+
+key.setViewKey('e', function (aEvent, aArg) {
+    ext.exec("hok-start-foreground-mode", aArg);
+}, 'HoK - Foreground hint mode', true);
+
+key.setViewKey('E', function (aEvent, aArg) {
+    ext.exec("hok-start-background-mode", aArg);
+}, 'HoK - Background hint mode', true);
+
+key.setViewKey(';', function (aEvent, aArg) {
+    ext.exec("hok-start-extended-mode", aArg);
+}, 'HoK - Extended hint mode', true);
+
+key.setViewKey(['C-c', 'C-e'], function (aEvent, aArg) {
+    ext.exec("hok-start-continuous-mode", aArg);
+}, 'Start continuous HaH', true);
+
+key.setViewKey('c', function (aEvent, aArg) {
+    ext.exec("hok-yank-foreground-mode", aArg);
+}, 'Hok - Foreground yank hint mode', true);
+
+key.setViewKey('q', function (aEvent, aArg) {
+    BrowserCloseTabOrWindow();
+}, 'Close tab / window', true);
+
+key.setViewKey('g', function () {
+    prompt.read("Open url in current tab:", function (aStr) {
+        gBrowser.loadURI(aStr, null, null);
+    });
+}, 'Open a URL in the current tab', true);
+
+key.setViewKey('G', function () {
+    prompt.read("Open url in current tab:", function (aStr) {
+        gBrowser.loadURI(aStr, null, null);
+    }, null, null, content.location.href);
+}, 'Edit the current url', true);
+
+key.setCaretKey([["C-a"], ["^"]], function (ev) {
+                ev.target.ksMarked ? goDoCommand("cmd_selectBeginLine") : goDoCommand("cmd_beginLine");
+            }, 'Move caret to the beginning of the line', false);
+
+key.setCaretKey([["C-e"], ["$"]], function (ev) {
+                ev.target.ksMarked ? goDoCommand("cmd_selectEndLine") : goDoCommand("cmd_endLine");
+            }, 'Move caret to the end of the line', false);
+
+key.setCaretKey([["C-n"], ["j"]], function (ev) {
+                ev.target.ksMarked ? goDoCommand("cmd_selectLineNext") : goDoCommand("cmd_scrollLineDown");
+            }, 'Move caret to the next line', false);
+
+key.setCaretKey([["C-p"], ["k"]], function (ev) {
+                ev.target.ksMarked ? goDoCommand("cmd_selectLinePrevious") : goDoCommand("cmd_scrollLineUp");
+            }, 'Move caret to the previous line', false);
+
+key.setCaretKey([["C-f"], ["l"]], function (ev) {
+                ev.target.ksMarked ? goDoCommand("cmd_selectCharNext") : goDoCommand("cmd_scrollRight");
+            }, 'Move caret to the right', false);
+
+key.setCaretKey([["C-b"], ["h"], ["C-h"]], function (ev) {
+                ev.target.ksMarked ? goDoCommand("cmd_selectCharPrevious") : goDoCommand("cmd_scrollLeft");
+            }, 'Move caret to the left', false);
+
+key.setCaretKey([["M-f"], ["w"]], function (ev) {
+                ev.target.ksMarked ? goDoCommand("cmd_selectWordNext") : goDoCommand("cmd_wordNext");
+            }, 'Move caret to the right by word', false);
+
+key.setCaretKey([["M-b"], ["W"]], function (ev) {
+                ev.target.ksMarked ? goDoCommand("cmd_selectWordPrevious") : goDoCommand("cmd_wordPrevious");
+            }, 'Move caret to the left by word', false);
+
+key.setCaretKey([["C-v"], ["SPC"]], function (ev) {
+                ev.target.ksMarked ? goDoCommand("cmd_selectPageNext") : goDoCommand("cmd_movePageDown");
+            }, 'Move caret down by page', false);
+
+key.setCaretKey([["M-v"], ["b"]], function (ev) {
+                ev.target.ksMarked ? goDoCommand("cmd_selectPagePrevious") : goDoCommand("cmd_movePageUp");
+            }, 'Move caret up by page', false);
+
+key.setCaretKey([["M-<"], ["g"]], function (ev) {
+                ev.target.ksMarked ? goDoCommand("cmd_selectTop") : goDoCommand("cmd_scrollTop");
+            }, 'Move caret to the top of the page', false);
+
+key.setCaretKey([["M->"], ["G"]], function (ev) {
+                ev.target.ksMarked ? goDoCommand("cmd_selectEndLine") : goDoCommand("cmd_endLine");
+            }, 'Move caret to the end of the line', false);
+
+key.setCaretKey('J', function (ev) {
+                util.getSelectionController().scrollLine(true);
+            }, 'Scroll line down', false);
+
+key.setCaretKey('K', function (ev) {
+                util.getSelectionController().scrollLine(false);
+            }, 'Scroll line up', false);
+
+key.setCaretKey(',', function (ev) {
+                util.getSelectionController().scrollHorizontal(true);
+                goDoCommand("cmd_scrollLeft");
+            }, 'Scroll left', false);
+
+key.setCaretKey('.', function (ev) {
+                goDoCommand("cmd_scrollRight");
+                    util.getSelectionController().scrollHorizontal(false);
+            }, 'Scroll right', false);
+
+key.setCaretKey('z', function (ev) {
+                command.recenter(ev);
+            }, 'Scroll to the cursor position', false);
+
+key.setCaretKey([["C-SPC"], ["C-@"]], function (ev) {
+                command.setMark(ev);
+            }, 'Set the mark', true);
+
+key.setCaretKey(':', function (ev, arg) {
+                shell.input(null, arg);
+            }, 'List and execute commands', true);
+
+key.setCaretKey('R', function (ev) {
+                BrowserReload();
+            }, 'Reload the page', true);
+
+key.setCaretKey('B', function (ev) {
+                BrowserBack();
+            }, 'Back', false);
+
+key.setCaretKey('F', function (ev) {
+                BrowserForward();
+            }, 'Forward', false);
+
+key.setCaretKey(["C-x", "h"], function (ev) {
+                goDoCommand("cmd_selectAll");
+            }, 'Select all', true);
+
+key.setCaretKey('f', function (ev) {
+                command.focusElement(command.elementsRetrieverTextarea, 0);
+            }, 'Focus to the first textarea', true);