diff --git a/app/views/note/note-dev.html b/app/views/note/note-dev.html
index 2eaa03d..5466d8e 100644
--- a/app/views/note/note-dev.html
+++ b/app/views/note/note-dev.html
@@ -174,7 +174,7 @@ function log(o) {
 							
 							<li role="presentation" class="divider my-link writing-mobile-hide"></li>
 							<li role="presentation" class="my-link toggle-editor-mode writing-mobile-hide" >
-								<a href="#writing"><i class="fa fa-rocket"></i>
+								<a href="#writing" title="{{msg . "writingMode"}} ctrl/cmd+e"><i class="fa fa-rocket"></i>
 								{{msg . "writingMode"}}</a>
 							</li>
 							
@@ -571,7 +571,7 @@ function log(o) {
 							</div>
 							<!-- 查看信息 -->
 							<div id="infoToolbar" class="info-toolbar invisible">
-				              <a class="toolbar-update"><i class="fa fa-pencil"></i> <span class="lang">{{msg . "modify"}}</span></a>
+				              <a class="toolbar-update" title="{{msg . "modify"}} ctrl/cmd+e"><i class="fa fa-pencil"></i> <span class="lang">{{msg . "modify"}}</span></a>
 				              <span class="lang">{{msg . "created"}}</span>: <span class="created-time"></span>
 				              <span class="lang">{{msg . "updated"}}</span>: <span class="updated-time"></span>
 				            </div>
@@ -608,7 +608,7 @@ function log(o) {
 						        <div class="navbar navbar-default">
 						            <div class="navbar-inner" id="wmd-button-bar">
 						            	<div id="mdInfoToolbar" class="info-toolbar invisible">
-							              <a class="toolbar-update"><i class="fa fa-pencil"></i> <span class="lang">{{msg . "modify"}}</span></a>
+							              <a class="toolbar-update" title="{{msg . "modify"}} ctrl/cmd+e"><i class="fa fa-pencil"></i> <span class="lang">{{msg . "modify"}}</span></a>
 							              <span class="lang">{{msg . "created"}}</span>: <span class="created-time"></span>
 							              <span class="lang">{{msg . "updated"}}</span>: <span class="updated-time"></span>
 							            </div>
diff --git a/public/js/app/note.js b/public/js/app/note.js
index 2185520..bb7b105 100644
--- a/public/js/app/note.js
+++ b/public/js/app/note.js
@@ -1532,14 +1532,14 @@ Note.deleteNoteTag = function(item, tag) {
 };
 
 // readonly
-Note.readOnly = false; // 默认为false要好?
-LEA.readOnly = false;
+Note.readOnly = true; // 默认为false要好?
+LEA.readOnly = true;
 // 切换只读模式
-Note.toggleReadOnly = function() {
+Note.toggleReadOnly = function(needSave) {
 	if(LEA.em && LEA.em.isWriting()) { // 写作模式下
 		return Note.toggleWriteable();
 	}
-	
+
 	var me = this;
 	var note = me.getCurNote();
 
@@ -1567,12 +1567,13 @@ Note.toggleReadOnly = function() {
 		$('#infoToolbar .updated-time').html(goNowToDatetime(note.UpdatedTime));
 	}
 	
+	// 保存之
+	if (needSave) {
+		Note.curChangedSaveIt();
+	}
+	
 	Note.readOnly = true;
 	LEA.readOnly = true;
-	
-	if(note.readOnly) {
-		return;
-	}
 
 	if(!note.IsMarkdown) {
 		// 里面的pre也设为不可写
@@ -1580,8 +1581,6 @@ Note.toggleReadOnly = function() {
 			LeaAce.setAceReadOnly($(this), true);
 		});
 	}
-
-	note.readOnly = true;
 };
 // 切换到编辑模式
 LEA.toggleWriteable = Note.toggleWriteable = function() {
@@ -1601,10 +1600,6 @@ LEA.toggleWriteable = Note.toggleWriteable = function() {
 
 	Note.readOnly = false;
 	LEA.readOnly = false;
-	
-	if(!note.readOnly) {
-		return;
-	}
 
 	if(!note.IsMarkdown) {
 		// 里面的pre也设为不可写
@@ -1617,8 +1612,14 @@ LEA.toggleWriteable = Note.toggleWriteable = function() {
 			MD.onResize();
 		}
 	}
-
-	note.readOnly = false;
+};
+Note.toggleWriteableAndReadOnly = function () {
+	if (LEA.readOnly) {
+		Note.toggleWriteable();
+	}
+	else {
+		Note.toggleReadOnly(true);
+	}
 };
 
 Note.getPostUrl = function (note) {
@@ -2498,4 +2499,4 @@ $(function() {
 });
 
 // 定时器启动
-Note.startInterval();
\ No newline at end of file
+Note.startInterval();
diff --git a/public/js/app/page.js b/public/js/app/page.js
index a6e46ee..fbf48a9 100644
--- a/public/js/app/page.js
+++ b/public/js/app/page.js
@@ -487,8 +487,6 @@ function initEditor() {
 					e.preventDefault();
 					return;
 				}
-				// 这里就不要了, 避免两次updateNote
-				// Note.saveNote(e);
 
 				// 当输入的时候, 把当前raw删除掉
 				LeaAce.removeCurToggleRaw();
@@ -563,8 +561,26 @@ function initEditor() {
     	Note.curChangedSaveIt();
 	}
 
-	// 全局ctrl + s
-	$("body").on('keydown', Note.saveNote);
+	// 全局快捷键
+	// ctrl + s 保存
+	// ctrl+e 切换只读与可写
+	$('body').on('keydown', function (e) {
+		var num = e.which ? e.which : e.keyCode;
+		var ctrlOrMetaKey = e.ctrlKey || e.metaKey;
+	    if(ctrlOrMetaKey) {
+			// 保存
+		    if (num == 83 ) { // ctrl + s or command + s
+		    	Note.curChangedSaveIt();
+		    	e.preventDefault();
+		    	return false;
+		    }
+		    else if (num == 69) { // e
+		    	Note.toggleWriteableAndReadOnly();
+		    	e.preventDefault();
+		    	return false;
+		    }
+	    }
+	});
 }
 
 //-----------------------