diff --git a/doc/zh_CN/keyboard_shortcuts.html b/doc/zh_CN/keyboard_shortcuts.html
index 5c841c3..71a311f 100644
--- a/doc/zh_CN/keyboard_shortcuts.html
+++ b/doc/zh_CN/keyboard_shortcuts.html
@@ -27,8 +27,10 @@
         <ul>           
             <li>Ctrl+1：焦点切换到文件树</li>
             <li>Ctrl+4：焦点切换到输出窗口</li>
+            <li>Ctrl+5：焦点切换到搜索窗口</li>
+            <li>Ctrl+6：焦点切换到通知窗口</li>
         </ul>	
-        
+
         <h2>运行</h2>
         <ul>
             <li>F6：构建 & 运行</li>
diff --git a/static/js/editor.js b/static/js/editor.js
index 9f5c572..d58e3ac 100644
--- a/static/js/editor.js
+++ b/static/js/editor.js
@@ -1,10 +1,10 @@
 var editors = {
     data: [],
-    init: function() {
+    init: function () {
         editors._initAutocomplete();
         editors.tabs = new Tabs({
             id: ".edit-panel",
-            clickAfter: function(id) {
+            clickAfter: function (id) {
                 // set tree node selected
                 var node = tree.fileTree.getNodeByTId(id);
                 tree.fileTree.selectNode(node);
@@ -19,7 +19,7 @@ var editors = {
 
                 wide.curEditor.focus();
             },
-            removeAfter: function(id, nextId) {
+            removeAfter: function (id, nextId) {
                 for (var i = 0, ii = editors.data.length; i < ii; i++) {
                     if (editors.data[i].id === id) {
                         editors.data.splice(i, 1);
@@ -57,16 +57,16 @@ var editors = {
         });
 
 
-        $(".edit-header .tabs").on("dblclick", "div", function() {
+        $(".edit-header .tabs").on("dblclick", "div", function () {
             editors.fullscreen();
         });
     },
-    fullscreen: function() {
+    fullscreen: function () {
         wide.curEditor.setOption("fullScreen", true);
         wide.curEditor.focus();
     },
-    _initAutocomplete: function() {
-        CodeMirror.registerHelper("hint", "go", function(editor) {
+    _initAutocomplete: function () {
+        CodeMirror.registerHelper("hint", "go", function (editor) {
             var word = /[\w$]+/;
 
             var cur = editor.getCursor(), curLine = editor.getLine(cur.line);
@@ -78,13 +78,12 @@ var editors = {
             while (start && word.test(curLine.charAt(start - 1))) {
                 --start;
             }
-            
-            var request = {
-                path: $(".edit-header .current > span:eq(0)").attr("title"),
-                code: editor.getValue(),
-                cursorLine: cur.line,
-                cursorCh: cur.ch
-            };
+
+            var request = newWideRequest();
+            request.path = $(".edit-header .current > span:eq(0)").attr("title");
+            request.code = editor.getValue();
+            request.cursorLine = cur.line;
+            request.cursorCh = cur.ch;
 
             var autocompleteHints = [];
 
@@ -94,7 +93,7 @@ var editors = {
                 url: '/autocomplete',
                 data: JSON.stringify(request),
                 dataType: "json",
-                success: function(data) {
+                success: function (data) {
                     var autocompleteArray = data[1];
 
                     if (autocompleteArray) {
@@ -108,8 +107,8 @@ var editors = {
             return {list: autocompleteHints, from: CodeMirror.Pos(cur.line, start), to: CodeMirror.Pos(cur.line, end)};
         });
 
-        CodeMirror.commands.autocompleteAfterDot = function(cm) {
-            setTimeout(function() {
+        CodeMirror.commands.autocompleteAfterDot = function (cm) {
+            setTimeout(function () {
                 if (!cm.state.completionActive) {
                     cm.showHint({hint: CodeMirror.hint.go, completeSingle: false});
                 }
@@ -118,35 +117,34 @@ var editors = {
             return CodeMirror.Pass;
         };
 
-        CodeMirror.commands.autocompleteAnyWord = function(cm) {
+        CodeMirror.commands.autocompleteAnyWord = function (cm) {
             cm.showHint({hint: CodeMirror.hint.auto});
         };
 
-        CodeMirror.commands.gotoLine = function(cm) {
+        CodeMirror.commands.gotoLine = function (cm) {
             var line = prompt("Go To Line: ", "0");
 
             cm.setCursor(CodeMirror.Pos(line - 1, 0));
         };
 
-        CodeMirror.commands.doNothing = function(cm) {
+        CodeMirror.commands.doNothing = function (cm) {
         };
 
-        CodeMirror.commands.jumpToDecl = function(cm) {
+        CodeMirror.commands.jumpToDecl = function (cm) {
             var cur = wide.curEditor.getCursor();
 
-            var request = {
-                path: $(".edit-header .current > span:eq(0)").attr("title"),
-                code: wide.curEditor.getValue(),
-                cursorLine: cur.line,
-                cursorCh: cur.ch
-            };
+            var request = newWideRequest();
+            request.path = $(".edit-header .current > span:eq(0)").attr("title");
+            request.code = wide.curEditor.getValue();
+            request.cursorLine = cur.line;
+            request.cursorCh = cur.ch;
 
             $.ajax({
                 type: 'POST',
                 url: '/find/decl',
                 data: JSON.stringify(request),
                 dataType: "json",
-                success: function(data) {
+                success: function (data) {
                     if (!data.succ) {
                         return;
                     }
@@ -154,16 +152,15 @@ var editors = {
                     var cursorLine = data.cursorLine;
                     var cursorCh = data.cursorCh;
 
-                    var request = {
-                        path: data.path
-                    };
+                    var request = newWideRequest();
+                    request.path = data.path;
 
                     $.ajax({
                         type: 'POST',
                         url: '/file',
                         data: JSON.stringify(request),
                         dataType: "json",
-                        success: function(data) {
+                        success: function (data) {
                             if (!data.succ) {
                                 alert(data.msg);
 
@@ -183,22 +180,21 @@ var editors = {
             });
         };
 
-        CodeMirror.commands.findUsages = function(cm) {
+        CodeMirror.commands.findUsages = function (cm) {
             var cur = wide.curEditor.getCursor();
 
-            var request = {
-                file: wide.curNode.path,
-                code: wide.curEditor.getValue(),
-                cursorLine: cur.line,
-                cursorCh: cur.ch
-            };
+            var request = newWideRequest();
+            request.file = wide.curNode.path;
+            request.code = wide.curEditor.getValue();
+            request.cursorLine = cur.line;
+            request.cursorCh = cur.ch;
 
             $.ajax({
                 type: 'POST',
                 url: '/find/usages',
                 data: JSON.stringify(request),
                 dataType: "json",
-                success: function(data) {
+                success: function (data) {
                     console.log(data);
 
                     if (!data.succ) {
@@ -211,7 +207,7 @@ var editors = {
         };
     },
     // 新建一个编辑器 Tab，如果已经存在 Tab 则切换到该 Tab.
-    newEditor: function(data) {
+    newEditor: function (data) {
         $(".ico-fullscreen").show();
         var id = wide.curNode.tId;
 
@@ -256,12 +252,12 @@ var editors = {
             extraKeys: {
                 "Ctrl-\\": "autocompleteAnyWord",
                 ".": "autocompleteAfterDot",
-                "Esc": function(cm) {
+                "Esc": function (cm) {
                     if (cm.getOption("fullScreen")) {
                         cm.setOption("fullScreen", false);
                     }
                 },
-                "F11": function(cm) {
+                "F11": function (cm) {
                     cm.setOption("fullScreen", !cm.getOption("fullScreen"));
                 },
                 "Ctrl-G": "gotoLine",
@@ -269,16 +265,16 @@ var editors = {
                 "Ctrl-D": "doNothing", // 取消默认的 deleteLine
                 "Ctrl-B": "jumpToDecl",
                 "Ctrl-S": function () {
-                      wide.saveFile();
+                    wide.saveFile();
                 },
                 "Shift-Alt-F": function () {
-                     wide.fmt();
+                    wide.fmt();
                 },
                 "Alt-F7": "findUsages"
             }
         });
 
-        editor.on('cursorActivity', function(cm) {
+        editor.on('cursorActivity', function (cm) {
             var cursor = cm.getCursor();
 
             $("#footer-cursor").text('|   ' + (cursor.line + 1) + ':' + (cursor.ch + 1) + '   |');
diff --git a/static/js/tree.js b/static/js/tree.js
index 2aa6ec3..9af1139 100644
--- a/static/js/tree.js
+++ b/static/js/tree.js
@@ -1,6 +1,6 @@
 var tree = {
     // 递归获取当前节点展开中的最后一个节点
-    getCurrentNodeLastNode: function(node) {
+    getCurrentNodeLastNode: function (node) {
         var returnNode = node.children[node.children.length - 1];
         if (returnNode.open) {
             return tree.getCurrentNodeLastNode(returnNode);
@@ -9,7 +9,7 @@ var tree = {
         }
     },
     // 按照树展现获取下一个节点
-    getNextShowNode: function(node) {
+    getNextShowNode: function (node) {
         if (node.level !== 0) {
             if (node.getParentNode().getNextNode()) {
                 return node.getParentNode().getNextNode();
@@ -20,7 +20,7 @@ var tree = {
             return node.getNextNode();
         }
     },
-    isBottomNode: function(node) {
+    isBottomNode: function (node) {
         if (node.open) {
             return false;
         }
@@ -39,7 +39,7 @@ var tree = {
             }
         }
     },
-    getTIdByPath: function(path) {
+    getTIdByPath: function (path) {
         var nodes = tree.fileTree.transformToArray(tree.fileTree.getNodes());
         for (var i = 0, ii = nodes.length; i < ii; i++) {
             if (nodes[i].path === path) {
@@ -50,7 +50,7 @@ var tree = {
         return undefined;
     },
     fileTree: undefined,
-    _isParents: function(tId, parentTId) {
+    _isParents: function (tId, parentTId) {
         var node = tree.fileTree.getNodeByTId(tId);
         if (!node || !node.parentTId) {
             return false;
@@ -62,23 +62,23 @@ var tree = {
             }
         }
     },
-    newFile: function() {
+    newFile: function () {
         $("#dirRMenu").hide();
         var name = prompt("Name", "");
         if (!name) {
             return false;
         }
 
-        var request = {
-            path: wide.curNode.path + '\\' + name,
-            fileType: "f"
-        };
+        var request = newWideRequest();
+        request.path = wide.curNode.path + '\\' + name;
+        request.fileType = "f";
+
         $.ajax({
             type: 'POST',
             url: '/file/new',
             data: JSON.stringify(request),
             dataType: "json",
-            success: function(data) {
+            success: function (data) {
                 if (!data.succ) {
                     return false;
                 }
@@ -126,23 +126,23 @@ var tree = {
             }
         });
     },
-    newDir: function() {
+    newDir: function () {
         $("#dirRMenu").hide();
         var name = prompt("Name", "");
         if (!name) {
             return false;
         }
 
-        var request = {
-            path: wide.curNode.path + '\\' + name,
-            fileType: "d"
-        };
+        var request = newWideRequest();
+        request.path = wide.curNode.path + '\\' + name;
+        request.fileType = "d";
+
         $.ajax({
             type: 'POST',
             url: '/file/new',
             data: JSON.stringify(request),
             dataType: "json",
-            success: function(data) {
+            success: function (data) {
                 if (!data.succ) {
                     return false;
                 }
@@ -154,22 +154,23 @@ var tree = {
             }
         });
     },
-    removeIt: function() {
+    removeIt: function () {
         $("#dirRMenu").hide();
         $("#fileRMenu").hide();
 
         if (!confirm("Remove it?")) {
             return;
         }
-        var request = {
-            path: wide.curNode.path
-        };
+
+        var request = newWideRequest();
+        request.path = wide.curNode.path;
+
         $.ajax({
             type: 'POST',
             url: '/file/remove',
             data: JSON.stringify(request),
             dataType: "json",
-            success: function(data) {
+            success: function (data) {
                 if (!data.succ) {
                     return false;
                 }
@@ -196,12 +197,15 @@ var tree = {
             }
         });
     },
-    init: function() {
+    init: function () {
+        var request = newWideRequest();
+
         $.ajax({
-            type: 'GET',
+            type: 'POST',
             url: '/files',
+            data: JSON.stringify(request),
             dataType: "json",
-            success: function(data) {
+            success: function (data) {
                 if (data.succ) {
                     var dirRMenu = $("#dirRMenu");
                     var fileRMenu = $("#fileRMenu");
@@ -210,7 +214,7 @@ var tree = {
                             selectedMulti: false
                         },
                         callback: {
-                            onRightClick: function(event, treeId, treeNode) {
+                            onRightClick: function (event, treeId, treeNode) {
                                 if (treeNode) {
                                     wide.curNode = treeNode;
                                     if ("ico-ztree-dir " !== treeNode.iconSkin) { // 如果右击了文件
@@ -230,7 +234,7 @@ var tree = {
                                     }
                                 }
                             },
-                            onClick: function(event, treeId, treeNode, clickFlag) {
+                            onClick: function (event, treeId, treeNode, clickFlag) {
                                 tree._onClick(treeNode);
                             }
                         }
@@ -240,7 +244,7 @@ var tree = {
             }
         });
     },
-    _onClick: function(treeNode) {
+    _onClick: function (treeNode) {
         if (wide.curNode) {
             for (var i = 0, ii = editors.data.length; i < ii; i++) {
                 // 该节点文件已经打开
@@ -256,15 +260,15 @@ var tree = {
         wide.curNode = treeNode;
 
         if ("ico-ztree-dir " !== treeNode.iconSkin) { // 如果单击了文件
-            var request = {
-                path: treeNode.path
-            };
+            var request = newWideRequest();
+            request.path = treeNode.path;
+
             $.ajax({
                 type: 'POST',
                 url: '/file',
                 data: JSON.stringify(request),
                 dataType: "json",
-                success: function(data) {
+                success: function (data) {
                     if (!data.succ) {
                         alert(data.msg);
 
diff --git a/static/js/wide.js b/static/js/wide.js
index 1bcd6d9..f9a4bbf 100644
--- a/static/js/wide.js
+++ b/static/js/wide.js
@@ -1,9 +1,9 @@
 var outputWS = new WebSocket(config.channel.output + '/output/ws');
-outputWS.onopen = function() {
+outputWS.onopen = function () {
     console.log('[output onopen] connected');
 };
 
-outputWS.onmessage = function(e) {
+outputWS.onmessage = function (e) {
     console.log('[output onmessage]' + e.data);
     var data = JSON.parse(e.data);
 
@@ -12,19 +12,18 @@ outputWS.onmessage = function(e) {
     }
 
     if ('run' === data.nextCmd) {
-        var request = {
-            executable: data.executable
-        };
+        var request = newWideRequest();
+        request.executable = data.executable;
 
         $.ajax({
             type: 'POST',
             url: '/run',
             data: JSON.stringify(request),
             dataType: "json",
-            beforeSend: function(data) {
+            beforeSend: function (data) {
                 $('#output').text('');
             },
-            success: function(data) {
+            success: function (data) {
 
             }
         });
@@ -55,34 +54,34 @@ outputWS.onmessage = function(e) {
         $('#output').text($('#output').text() + data.output);
     }
 };
-outputWS.onclose = function(e) {
+outputWS.onclose = function (e) {
     console.log('[output onclose] disconnected (' + e.code + ')');
     delete outputWS;
 };
-outputWS.onerror = function(e) {
+outputWS.onerror = function (e) {
     console.log('[output onerror] ' + e);
 };
 
 var wide = {
     curNode: undefined,
     curEditor: undefined,
-    _initLayout: function() {
+    _initLayout: function () {
         var mainH = $(window).height() - $(".menu").height() - $(".footer").height() - 2;
         $(".content, .ztree").height(mainH);
 
         $(".edit-panel").height(mainH - $(".bottom-window-group").height());
     },
-    _initBottomWindowGroup: function() {
+    _initBottomWindowGroup: function () {
         new Tabs({
             id: ".bottom-window-group"
         });
     },
-    init: function() {
+    init: function () {
         this._initLayout();
-        
+
         this._initBottomWindowGroup();
 
-        $("body").bind("mousedown", function(event) {
+        $("body").bind("mousedown", function (event) {
             if (!(event.target.id === "dirRMenu" || $(event.target).closest("#dirRMenu").length > 0)) {
                 $("#dirRMenu").hide();
             }
@@ -99,38 +98,37 @@ var wide = {
         });
 
     },
-    saveFile: function() {
-        var request = {
-            file: $(".edit-header .current span:eq(0)").attr("title"),
-            code: wide.curEditor.getValue()
-        };
+    saveFile: function () {
+        var request = newWideRequest();
+        request.file = $(".edit-header .current span:eq(0)").attr("title");
+        request.code = wide.curEditor.getValue();
+
         $.ajax({
             type: 'POST',
             url: '/file/save',
             data: JSON.stringify(request),
             dataType: "json",
-            success: function(data) {
+            success: function (data) {
             }
         });
     },
-    saveAllFiles: function() {
+    saveAllFiles: function () {
         // TODO: save all files
     },
-    closeFile: function() {
+    closeFile: function () {
         // TODO: close file
     },
-    closeAllFiles: function() {
+    closeAllFiles: function () {
         // TODO: close all files
     },
-    exit: function() {
+    exit: function () {
         // TODO: exit
     },
     // 构建 & 运行.
-    run: function() {
-        var request = {
-            file: $(".edit-header .current span:eq(0)").attr("title"),
-            code: wide.curEditor.getValue()
-        };
+    run: function () {
+        var request = newWideRequest();
+        request.file = $(".edit-header .current span:eq(0)").attr("title");
+        request.code = wide.curEditor.getValue();
 
         // TODO: 修改 [构建&运行] 图标状态为不可用状态
 
@@ -139,58 +137,55 @@ var wide = {
             url: '/build',
             data: JSON.stringify(request),
             dataType: "json",
-            beforeSend: function(data) {
+            beforeSend: function (data) {
                 $('#output').text('');
             },
-            success: function(data) {
+            success: function (data) {
             }
         });
     },
-    goget: function() {
-        var request = {
-            file: $(".edit-header .current span:eq(0)").attr("title")
-        };
+    goget: function () {
+        var request = newWideRequest();
+        request.file = $(".edit-header .current span:eq(0)").attr("title");
 
         $.ajax({
             type: 'POST',
             url: '/go/get',
             data: JSON.stringify(request),
             dataType: "json",
-            beforeSend: function(data) {
+            beforeSend: function (data) {
                 $('#output').text('');
             },
-            success: function(data) {
+            success: function (data) {
             }
         });
     },
-    goinstall: function() {
-        var request = {
-            file: $(".edit-header .current span:eq(0)").attr("title"),
-            code: wide.curEditor.getValue()
-        };
+    goinstall: function () {
+        var request = newWideRequest();
+        request.file = $(".edit-header .current span:eq(0)").attr("title");
+        request.code = wide.curEditor.getValue();
 
         $.ajax({
             type: 'POST',
             url: '/go/install',
             data: JSON.stringify(request),
             dataType: "json",
-            beforeSend: function(data) {
+            beforeSend: function (data) {
                 $('#output').text('');
             },
-            success: function(data) {
+            success: function (data) {
             }
         });
     },
-    fmt: function() {
+    fmt: function () {
         var path = $(".edit-header .current span:eq(0)").attr("title");
         var mode = wide.curNode.mode;
 
-        var request = {
-            file: path,
-            code: wide.curEditor.getValue(),
-            cursorLine: wide.curEditor.getCursor().line,
-            cursorCh: wide.curEditor.getCursor().ch
-        };
+        var request = newWideRequest();
+        request.file = path;
+        request.code = wide.curEditor.getValue();
+        request.cursorLine = wide.curEditor.getCursor().line;
+        request.cursorCh = wide.curEditor.getCursor().ch;
 
         switch (mode) {
             case "text/x-go":
@@ -199,7 +194,7 @@ var wide = {
                     url: '/go/fmt',
                     data: JSON.stringify(request),
                     dataType: "json",
-                    success: function(data) {
+                    success: function (data) {
                         if (data.succ) {
                             wide.curEditor.setValue(data.code);
                         }
@@ -213,7 +208,7 @@ var wide = {
                     url: '/html/fmt',
                     data: JSON.stringify(request),
                     dataType: "json",
-                    success: function(data) {
+                    success: function (data) {
                         if (data.succ) {
                             wide.curEditor.setValue(data.code);
                         }
@@ -240,7 +235,7 @@ var wide = {
     }
 };
 
-$(document).ready(function() {
+$(document).ready(function () {
     wide.init();
     tree.init();
     menu.init();
diff --git a/view/index.html b/view/index.html
index 2b671c6..ee3fca4 100644
--- a/view/index.html
+++ b/view/index.html
@@ -172,7 +172,17 @@
                             output: {{.conf.OutputChannel}}
                     },
                             wideSessionId: {{.session.Id}}
-                    };</script>
+                    };
+                    // 发往 Wide 的所有 AJAX 请求需要使用该函数创建请求参数.
+                    function newWideRequest() {
+                        var ret = {
+                            sid: config.wideSessionId
+                        }
+                        
+                        return ret;
+                    }
+
+        </script>
         <script type="text/javascript" src="{{.conf.StaticServer}}/static/js/lib/jquery-2.1.1.min.js"></script>
         <script type="text/javascript" src="{{.conf.StaticServer}}/static/js/lib/reconnecting-websocket.js"></script>
         <script type="text/javascript" src="{{.conf.StaticServer}}/static/js/lib/ztree/jquery.ztree.all-3.5.min.js"></script>