diff --git a/app/cmd/cmd.js b/app/cmd/cmd.js
index 0741fc0..ab46584 100644
--- a/app/cmd/cmd.js
+++ b/app/cmd/cmd.js
@@ -8,7 +8,7 @@ app.compose(function() {
 
         return {
             execute: function(rawInput) {
-                var input = rawInput.trim();
+                var input = rawInput.trim().toLowerCase();
                 var handler = this.findHandler(input);
 
                 if(handler != null) {
@@ -82,6 +82,9 @@ app.compose(function() {
             displayCommandError: function (input, message) {
                 var error = new app.models.ErrorResult(message);
                 cmdController.display(new app.models.DisplayResult(input, error));
+            },
+            clear: function() {
+                cmdController.clear();
             }
         };
     });
diff --git a/app/cmd/commands.js b/app/cmd/commands.js
index 0311b49..6d3b405 100644
--- a/app/cmd/commands.js
+++ b/app/cmd/commands.js
@@ -2,6 +2,7 @@ app.run(function() {
     "use strict";
 
     var cmd = app.get('cmd');
+    var cmdConfig = app.get('cmdConfig');
 
     cmd.commands({
         'help': function() {
@@ -13,11 +14,10 @@ app.run(function() {
             return new app.models.HelpResult();
         },
         'clear': function() {
-            app.controller('cmdController').clear();
+            cmd.clear();
         },
         'em': function() {
-            var cfg = app.get('cmdConfig');
-            cfg.emphasizeBytes = !cfg.emphasizeBytes;
+            cmdConfig.emphasizeBytes = !cmdConfig.emphasizeBytes;
         }
     });
 
diff --git a/index.html b/index.html
index f6c77c3..9ae4a8c 100644
--- a/index.html
+++ b/index.html
@@ -44,7 +44,7 @@
     </div>
 
     <div>
-        <input id="in" type="text" class="expressionInput mono" data-controller="expressionInputCtrl" placeholder="type expression like '1>>2' or 'help' "/>
+        <input id="in" type="text" class="expressionInput mono" data-controller="expressionInputCtrl" placeholder="> type expression like '1>>2' or 'help' "/>
 
         <span data-controller="configPanelCtrl" class="configPnl">
              <span id="emphasizeBytes" class="indicator on"><strong>em:</strong> Emphasize Bytes</span>