diff --git a/static/js/terminal/index.js b/static/js/terminal/index.js
index 9c8b554..d577bb1 100644
--- a/static/js/terminal/index.js
+++ b/static/js/terminal/index.js
@@ -70,17 +70,21 @@ function Terminal(options){
   this.cols = options.cols;
   this.rows = options.rows;
 
-  // set handler
-  options.handler = typeof options.handler === 'function' ? options.handler : function (){};
-  this.handler = options.handler;
+  // set ondata
+  options.ondata = typeof options.ondata === 'function' ? options.ondata : function (){};
+  this.ondata = options.ondata;
 
-  // set handle title
-  options.handleTitle = typeof options.handleTitle === 'function' ? options.handleTitle : function (){};
-  this.handleTitle = options.handleTitle;
+  // set ontitle
+  options.ontitle = typeof options.ontitle === 'function' ? options.ontitle : function (){};
+  this.ontitle = options.ontitle;
+
+  // set onscreen
+  options.onscreen = typeof options.onscreen === 'function' ? options.onscreen : function (){};
+  this.onscreen = options.onscreen;
 
   // set convert eol
-  options.convertEol = options.convertEol === true;
-  this.convertEol = options.convertEol;
+  options.convertEOL = options.convertEOL === true;
+  this.convertEOL = options.convertEOL;
 
   // set options
   this.options = options;
diff --git a/static/js/terminal/lib/close.js b/static/js/terminal/lib/close.js
index 0b6ca9e..922f687 100644
--- a/static/js/terminal/lib/close.js
+++ b/static/js/terminal/lib/close.js
@@ -15,7 +15,7 @@ module.exports = function (Terminal){
     this.readable = false;
     this.writable = false;
     this.write = function (){};
-    this.handler = function (){};
-    this.handlerTitle = function (){};
+    this.ondata = function (){};
+    this.ontitle = function (){};
   };
 };
diff --git a/static/js/terminal/lib/options.js b/static/js/terminal/lib/options.js
index 0db661c..6377a91 100644
--- a/static/js/terminal/lib/options.js
+++ b/static/js/terminal/lib/options.js
@@ -11,7 +11,6 @@ module.exports = function (Terminal){
   Terminal.cursor = true;
   Terminal.cursorBlink = true;
   Terminal.cursorBlinkSpeed = 500;
-  Terminal.visualBell = true;
   Terminal.popOnBell = true;
   Terminal.scrollback = 640;
   Terminal.screenKeys = false;
@@ -24,7 +23,6 @@ module.exports = function (Terminal){
     cursor: Terminal.cursor,
     cursorBlink: Terminal.cursorBlink,
     cursorBlinkSpeed: Terminal.cursorBlinkSpeed,
-    visualBell: Terminal.visualBell,
     popOnBell: Terminal.popOnBell,
     scrollback: Terminal.scrollback,
     screenKeys: Terminal.screenKeys,
diff --git a/static/js/terminal/lib/refresh.js b/static/js/terminal/lib/refresh.js
index 15d701d..4bd2241 100644
--- a/static/js/terminal/lib/refresh.js
+++ b/static/js/terminal/lib/refresh.js
@@ -156,5 +156,7 @@ module.exports = function (Terminal){
     }
 
     this.screen = screen(this.fgColor, this.bgColor, this.screenLines.join(''));
+
+    this.onscreen.call(this, this.screen);
   };
 };
diff --git a/static/js/terminal/lib/write.js b/static/js/terminal/lib/write.js
index 732ffe0..37b8c0c 100644
--- a/static/js/terminal/lib/write.js
+++ b/static/js/terminal/lib/write.js
@@ -16,7 +16,7 @@ module.exports = function (Terminal){
 
     if (!this.queue) {
       setTimeout(function (){
-        context.handler(context.queue);
+        context.ondata.call(context, context.queue);
 
         context.queue = '';
       }, 1);
@@ -30,19 +30,9 @@ module.exports = function (Terminal){
    */
   Terminal.prototype.bell = function (){
     // buffers automatically when created
-    var snd = new Audio('bell.wav');
+    var bell = new Audio('bell.wav');
 
-    snd.play();
-
-    if (!this.visualBell) return;
-
-    var context = this;
-
-    this.element.style.borderColor = 'white';
-
-    setTimeout(function (){
-      context.element.style.borderColor = '';
-    }, 10);
+    bell.play();
 
     if (this.popOnBell) this.focus();
   };
@@ -80,7 +70,7 @@ module.exports = function (Terminal){
             case '\n':
             case '\x0b':
             case '\x0c':
-              if (this.convertEol) {
+              if (this.convertEOL) {
                 this.x = 0;
               }
 
@@ -424,7 +414,7 @@ module.exports = function (Terminal){
               case 2:
                 if (this.params[1]) {
                   this.title = this.params[1];
-                  this.handleTitle(this.title);
+                  this.ontitle.call(this, this.title);
                 }
                 break;
               case 3: