diff --git a/browser/devtools/scratchpad/scratchpad.js b/browser/devtools/scratchpad/scratchpad.js
index 4c47d2fc972..1a6e737a23a 100644
--- a/browser/devtools/scratchpad/scratchpad.js
+++ b/browser/devtools/scratchpad/scratchpad.js
@@ -36,6 +36,44 @@ const BUTTON_POSITION_SAVE = 0;
 const BUTTON_POSITION_CANCEL = 1;
 const BUTTON_POSITION_DONT_SAVE = 2;
 
+let keysbundle = Services.strings.createBundle("chrome://global-platform/locale/platformKeys.properties");
+
+
+function SP_Pretty_Key(aElemKey) {
+
+  let elemString = "";
+  let elemMod = aElemKey.getAttribute("modifiers");
+
+  if (elemMod.match("accel")) {
+    if (navigator.platform.indexOf("Mac") !== -1) {
+      elemString += keysbundle.GetStringFromName("VK_META") +
+                    keysbundle.GetStringFromName("MODIFIER_SEPARATOR");
+    } else {
+      elemString += keysbundle.GetStringFromName("VK_CONTROL") +
+                    keysbundle.GetStringFromName("MODIFIER_SEPARATOR");
+    }
+  }
+
+  if (elemMod.match("shift")) {
+    elemString += keysbundle.GetStringFromName("VK_SHIFT") +
+                  keysbundle.GetStringFromName("MODIFIER_SEPARATOR");
+  }
+  if (elemMod.match("alt")) {
+    elemString += keysbundle.GetStringFromName("VK_ALT") +
+                  keysbundle.GetStringFromName("MODIFIER_SEPARATOR");
+  }
+  if (elemMod.match("ctrl")) {
+    elemString += keysbundle.GetStringFromName("VK_CONTROL") +
+                  keysbundle.GetStringFromName("MODIFIER_SEPARATOR");
+  }
+  if (elemMod.match("meta")) {
+    elemString += keysbundle.GetStringFromName("VK_META") +
+                  keysbundle.GetStringFromName("MODIFIER_SEPARATOR");
+  }
+
+  return elemString + aElemKey.getAttribute("key").toUpperCase();
+}
+
 /**
  * The scratchpad object handles the Scratchpad window functionality.
  */
@@ -971,7 +1009,14 @@ var Scratchpad = {
     }
 
     let state = null;
-    let initialText = this.strings.GetStringFromName("scratchpadIntro");
+
+    let initialText = this.strings.formatStringFromName(
+      "scratchpadIntro1",
+      [SP_Pretty_Key(document.getElementById("sp-key-run")),
+       SP_Pretty_Key(document.getElementById("sp-key-inspect")),
+       SP_Pretty_Key(document.getElementById("sp-key-display"))],
+      3);
+
     if ("arguments" in window &&
          window.arguments[0] instanceof Ci.nsIDialogParamBlock) {
       state = JSON.parse(window.arguments[0].GetString(0));
diff --git a/browser/devtools/scratchpad/test/browser_scratchpad_open.js b/browser/devtools/scratchpad/test/browser_scratchpad_open.js
index 5af2ffaf2c5..c2a63f4030f 100644
--- a/browser/devtools/scratchpad/test/browser_scratchpad_open.js
+++ b/browser/devtools/scratchpad/test/browser_scratchpad_open.js
@@ -25,9 +25,7 @@ function testOpen()
 {
   openScratchpad(function(win) {
     is(win.Scratchpad.filename, undefined, "Default filename is undefined");
-    is(win.Scratchpad.getText(),
-       win.Scratchpad.strings.GetStringFromName("scratchpadIntro"),
-       "Default text is loaded")
+    isnot(win.Scratchpad.getText(), null, "Default text should not be null");
     is(win.Scratchpad.executionContext, win.SCRATCHPAD_CONTEXT_CONTENT,
       "Default execution context is content");
 
diff --git a/browser/locales/en-US/chrome/browser/devtools/scratchpad.properties b/browser/locales/en-US/chrome/browser/devtools/scratchpad.properties
index 5fea1b4263d..0fcd2c8f302 100644
--- a/browser/locales/en-US/chrome/browser/devtools/scratchpad.properties
+++ b/browser/locales/en-US/chrome/browser/devtools/scratchpad.properties
@@ -57,7 +57,7 @@ confirmClose.title=Unsaved Changes
 # LOCALIZATION NOTE  (scratchpadIntro): This is a multi-line comment explaining
 # how to use the Scratchpad. Note that this should be a valid JavaScript
 # comment inside /* and */.
-scratchpadIntro=/*\n * This is a JavaScript Scratchpad.\n *\n * Enter some JavaScript, then Right Click or choose from the Execute Menu:\n * 1. Run to evaluate the selected text,\n * 2. Inspect to bring up an Object Inspector on the result, or,\n * 3. Display to insert the result in a comment after the selection.\n */\n\n
+scratchpadIntro1=/*\n * This is a JavaScript Scratchpad.\n *\n * Enter some JavaScript, then Right Click or choose from the Execute Menu:\n * 1. Run to evaluate the selected text (%1$S),\n * 2. Inspect to bring up an Object Inspector on the result (%2$S), or,\n * 3. Display to insert the result in a comment after the selection. (%3$S)\n */\n\n
 
 # LOCALIZATION NOTE  (notification.browserContext): This is the message displayed
 # over the top of the editor when the user has switched to browser context.