diff --git a/browser/metro/base/content/browser-ui.js b/browser/metro/base/content/browser-ui.js
index 23dbe6ffc32..8311620b2e2 100644
--- a/browser/metro/base/content/browser-ui.js
+++ b/browser/metro/base/content/browser-ui.js
@@ -758,6 +758,28 @@ var BrowserUI = {
     }
   },
 
+  openFile: function() {
+    try {
+      const nsIFilePicker = Ci.nsIFilePicker;
+      let fp = Cc["@mozilla.org/filepicker;1"].createInstance(nsIFilePicker);
+      let self = this;
+      let fpCallback = function fpCallback_done(aResult) {
+        if (aResult == nsIFilePicker.returnOK) {
+          self.goToURI(fp.fileURL.spec);
+        }
+      };
+
+      let windowTitle = Strings.browser.GetStringFromName("browserForOpenLocation");
+      fp.init(window, windowTitle, nsIFilePicker.modeOpen);
+      fp.appendFilters(nsIFilePicker.filterAll | nsIFilePicker.filterText |
+                       nsIFilePicker.filterImages | nsIFilePicker.filterXML |
+                       nsIFilePicker.filterHTML);
+      fp.open(fpCallback);
+    } catch (ex) {
+      dump ('BrowserUI openFile exception: ' + ex + '\n');
+    }
+  },
+
   receiveMessage: function receiveMessage(aMessage) {
     let browser = aMessage.target;
     let json = aMessage.json;
@@ -812,6 +834,7 @@ var BrowserUI = {
       case "cmd_zoomout":
       case "cmd_volumeLeft":
       case "cmd_volumeRight":
+      case "cmd_openFile":
         isSupported = true;
         break;
       default:
@@ -935,6 +958,9 @@ var BrowserUI = {
         // Zoom out (portrait) or in (landscape)
         Browser.zoom(Util.isPortrait() ? 1 : -1);
         break;
+      case "cmd_openFile":
+        this.openFile();
+        break;
     }
   }
 };
diff --git a/browser/metro/base/content/browser.xul b/browser/metro/base/content/browser.xul
index e8db2dbbd92..574c2f77d7c 100644
--- a/browser/metro/base/content/browser.xul
+++ b/browser/metro/base/content/browser.xul
@@ -67,6 +67,7 @@
     <command id="cmd_go" oncommand="CommandUpdater.doCommand(this.id);"/>
     <command id="cmd_openLocation" oncommand="CommandUpdater.doCommand(this.id);"/>
     <command id="cmd_home" oncommand="CommandUpdater.doCommand(this.id);"/>
+    <command id="cmd_openFile" oncommand="CommandUpdater.doCommand(this.id);"/>
 
     <!-- tabs -->
     <command id="cmd_newTab" oncommand="CommandUpdater.doCommand(this.id);"/>
@@ -133,6 +134,7 @@
     <key id="key_focusURL" key="l" modifiers="accel" command="cmd_openLocation"/>
     <key id="key_focusURL2" key="&urlbar.accesskey;" modifiers="alt" command="cmd_openLocation"/>
     <key id="key_home" keycode="VK_HOME" modifiers="accel" command="cmd_home"/>
+    <key id="key_open" key="o" modifiers="accel" command="cmd_openFile"/>
 
     <!-- misc -->
     <key id="key_zoomin" key="+" modifiers="accel" command="cmd_zoomin"/>
diff --git a/browser/metro/locales/en-US/chrome/browser.properties b/browser/metro/locales/en-US/chrome/browser.properties
index e856861de74..672799e417c 100644
--- a/browser/metro/locales/en-US/chrome/browser.properties
+++ b/browser/metro/locales/en-US/chrome/browser.properties
@@ -21,6 +21,7 @@ helpOnlineCharm=Help (online)
 
 # General
 browserForSaveLocation=Save Location
+browserForOpenLocation=Open Location
 
 # Download Manager
 downloadsUnknownSize=Unknown size