diff --git a/chrome/content/deckbrowser.xml b/chrome/content/deckbrowser.xml
--- a/chrome/content/deckbrowser.xml
+++ b/chrome/content/deckbrowser.xml
@@ -12,17 +12,17 @@
       <xul:deck flex="1" selectedIndex="0">
         <xul:stack flex="1">
           <html:div anonid="viewport" style="-moz-stack-sizing: ignore; overflow: hidden; background-image:url('chrome://browser/content/checkerboard.png')">
             <html:canvas anonid="ccanvas"
                          moz-opaque="true"
                          style="height: 200%; width: 200%;"/>
           </html:div>
         </xul:stack>
-        <xul:deck anonid="display-list" flex="1"/>
+        <xul:deck anonid="display-list" flex="1" hiddenfocus="true"/>
       </xul:deck>
     </content>
 
     <resources>
       <stylesheet src="chrome://global/content/deckbrowser.css"/>
     </resources>
 
     <implementation implements="nsIObserver">
@@ -288,31 +288,33 @@
           if (currentTab) {
             var currentDisplay = this.getDisplayForTab(currentTab);
             var currentBrowser = this.getBrowserForDisplay(currentDisplay);
             if (currentBrowser) {
               // stop monitor paint events for this browser
               currentBrowser.removeEventListener("MozAfterPaint", this.browserRedrawHandler, false);
 
               currentDisplay.url = currentBrowser.contentWindow.location.toString();
+              currentDisplay.removeAttribute("hiddenfocus");
               currentBrowser.setAttribute("type", "content");
               currentTab.updateTab(currentBrowser);
             }
           }
 
           var display = this.getDisplayForTab(tab);
           var browser = this.getBrowserForDisplay(display);
           if (!browser) {
             browser = this.createBrowser(true, tab, display);
             browser.loadURI(display.url, null, null, false);
           }
           display.lastAccess = Date.now();
 
           browser.setAttribute("type", "content-primary");
           this.displayList.selectedPanel = display;
+          display.setAttribute("hiddenfocus", "true");
 
           // start monitoring paint events for this browser
           browser.addEventListener("MozAfterPaint", this.browserRedrawHandler, false);
           // force a repaint of the selected tab
           this._browserToCanvas();
 
           var event = document.createEvent("Events");
           event.initEvent("TabSelect", true, false);