diff --git a/gulpfile.js b/gulpfile.js
index df1d003..e965c11 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -24,6 +24,9 @@ gulp.task("package:win32", function(done) {
         ignore: "/package($|/)",
         asar: true,
     }, function(err) {
+        if (err) {
+            console.error(err);
+        }
         done();
     });
 });
diff --git a/index.js b/index.js
index 7123858..78fd069 100644
--- a/index.js
+++ b/index.js
@@ -80,7 +80,12 @@ var fileMenu = {
         accelerator: 'CmdOrCtrl+O',
         click: function() {
             dialog.showOpenDialog({
-                properties: ['openFile', 'openDirectory']
+                defaultPath: app.getPath('userDesktop'),
+                properties: ['openFile'],
+                filters: [{
+                    name: 'Documents',
+                    extensions: ['txt', 'md', 'text']
+                }, ],
             }, function(fileNames) {
                 if (fileNames) {
                     createWindow(fileNames[0]);
diff --git a/js/diagram.js b/js/diagram.js
index ff5f1f3..b98e603 100644
--- a/js/diagram.js
+++ b/js/diagram.js
@@ -70,7 +70,7 @@ var refresh = function(data) {
         $(this).find("ellipse").attr("stroke-width", "4");
     });
     svg.find("g.node").on("click", function(e) {
-        var text = $(this).find("title").text();
+        var text = $(this).find("title").text().trim();
         if ($(this).find("ellipse").length === 0) {
             var lines = metaData[text].lines;
             emitter.emit("page-click", lines);
diff --git a/js/editor.js b/js/editor.js
index 31a8696..2d9d9bc 100644
--- a/js/editor.js
+++ b/js/editor.js
@@ -57,7 +57,11 @@ var getFileName = function(forceDialog) {
             return ok(EDITOR_FILE_NAME);
         } else {
             dialog.showSaveDialog({
-                title: "save file"
+                title: "save file",
+                filters: [{
+                    name: 'Documents',
+                    extensions: ['txt', 'md', 'text']
+                }, ],
             }, function(fileName) {
                 if (fileName) {
                     ok(fileName);
diff --git a/js/script.js b/js/script.js
index 5fb2c11..6371d45 100644
--- a/js/script.js
+++ b/js/script.js
@@ -1,11 +1,26 @@
-var $ = require("./js/jquery-2.1.4.min");
+//process.env.NODE_PATH = "./";
+if (process.platform == "win32") {
+    //modulePaths.push();
+    var p = process.resourcesPath + "\\app.asar";
+    console.log(p);
+    module.paths.push(p);
+}
+var resolvePath = function(p) {
+    if (process.platform == "win32") {
+        return p.replace(/^\.\//, '');
+    } else {
+        return p;
+    }
+};
 var ipcRenderer = require("electron").ipcRenderer;
 var remote = require("remote");
 var fs = require("fs");
-var uiflow = remote.require("./app/uiflow");
-var editor = require("./js/editor");
-var diagram = require("./js/diagram");
 var flumine = require("flumine");
+var $ = require(resolvePath("./js/jquery-2.1.4.min"));
+var uiflow = remote.require("./app/uiflow");
+var editor = require(resolvePath("./js/editor"));
+var diagram = require(resolvePath("./js/diagram"));
+
 [
     "open",
     "save",
@@ -86,6 +101,8 @@ $(function() {
             cElement.width = width * 2;
             cElement.height = height * 2;
             var cContext = cElement.getContext("2d");
+            cContext.fillStyle = "#fff";
+            cContext.fillRect(-10, -10, width * 3, height * 3);
             cContext.drawImage(image, 0, 0, width * 2, height * 2);
             var png = cElement.toDataURL("image/png");
 
diff --git a/package/darwin/guiflow-darwin-x64/guiflow.app/Contents/Resources/app.asar b/package/darwin/guiflow-darwin-x64/guiflow.app/Contents/Resources/app.asar
index ff68a66..6f5ea12 100644
Binary files a/package/darwin/guiflow-darwin-x64/guiflow.app/Contents/Resources/app.asar and b/package/darwin/guiflow-darwin-x64/guiflow.app/Contents/Resources/app.asar differ
diff --git a/package/linux/guiflow-linux-x64/resources/app.asar b/package/linux/guiflow-linux-x64/resources/app.asar
index ff68a66..6f5ea12 100644
Binary files a/package/linux/guiflow-linux-x64/resources/app.asar and b/package/linux/guiflow-linux-x64/resources/app.asar differ
diff --git a/package/win32/guiflow-win32-x64/resources/app.asar b/package/win32/guiflow-win32-x64/resources/app.asar
index ff68a66..6f5ea12 100644
Binary files a/package/win32/guiflow-win32-x64/resources/app.asar and b/package/win32/guiflow-win32-x64/resources/app.asar differ