diff --git a/static/js/components/app-main/index.js b/static/js/components/app-main/index.js
index eff6af8..ab97560 100644
--- a/static/js/components/app-main/index.js
+++ b/static/js/components/app-main/index.js
@@ -161,18 +161,21 @@ module.exports = Vue.component('app-main', {
       context.expandCommand = trigger && trigger.contains(target);
     }, false);
 
-    window.TERMSTR = '';
-
     ipc.on('emulator', function (event, type, project, data){
-      worker.postMessage({ action: 'write', name: project.name, data: data + '' });
-
-      window.TERMSTR += JSON.stringify(data.toString()) + '\n';
+      switch (type) {
+        case 'data':
+          data = data.toString();
+          break;
+        case 'error':
+          data = '\u001b[31m发生错误： \u001b[0m' + data.toString();
+          break;
+        case 'close':
+          data = '\u001b[32m命令执行完成\u001b[0m';
+          break;
+      }
+      worker.postMessage({ action: 'write', name: project.name, data: data.toString() });
       // event.sender.send('emulator', project, 'stop');
     });
-
-    window.doWrite = function (){
-      require('fs').writeFile('./screen.text', window.TERMSTR);
-    };
   },
   ready: function (){
     var context = this;
@@ -183,8 +186,6 @@ module.exports = Vue.component('app-main', {
       }
     };
 
-    window.worker = worker;
-
     openXTerm(this.project.name);
   }
 });
\ No newline at end of file
diff --git a/static/js/components/app-main/terminal-worker.js b/static/js/components/app-main/terminal-worker.js
index 78edc05..0fb22a8 100644
--- a/static/js/components/app-main/terminal-worker.js
+++ b/static/js/components/app-main/terminal-worker.js
@@ -6,6 +6,7 @@
 
 importScripts('../../terminal/index.js');
 
+var ACTIVE;
 var RUNTIMECACHE = {};
 
 function send(name, xterm){
@@ -16,22 +17,37 @@ function send(name, xterm){
 }
 
 onmessage = function (event){
+  var xterm;
   var message = event.data;
 
   switch (message.action) {
     case 'open':
-      RUNTIMECACHE[message.name] = RUNTIMECACHE[message.name] || new AnsiTerminal(120, 60, 0);
-      send(message.name, RUNTIMECACHE[message.name]);
+      xterm = RUNTIMECACHE[message.name];
+
+      if (!xterm) {
+        xterm = new AnsiTerminal(120, 60, 0);
+        xterm.newline_mode = true;
+        RUNTIMECACHE[message.name] = xterm;
+      }
+
+      ACTIVE = message.name;
+
+      send(message.name, xterm);
       break;
     case 'close':
       delete RUNTIMECACHE[message.name];
       break;
     case 'write':
-      var xterm = RUNTIMECACHE[message.name];
+      xterm = RUNTIMECACHE[message.name];
 
-      xterm.write(message.data);
-
-      send(message.name, xterm);
+      if (ACTIVE === message.name) {
+        xterm.write(message.data);
+        send(message.name, xterm);
+      } else {
+        setTimeout(function (){
+          xterm.write(message.data);
+        }, 16);
+      }
       break;
   }
 };