--- a/suite/common/aboutSessionRestore.js
+++ b/suite/common/aboutSessionRestore.js
@@ -139,24 +139,16 @@ function onListKeyDown(aEvent) {
   case KeyEvent.DOM_VK_SPACE:
     toggleRowChecked(document.getElementById("tabList").currentIndex);
     break;
   case KeyEvent.DOM_VK_RETURN:
     var ix = document.getElementById("tabList").currentIndex;
     if (aEvent.ctrlKey && !treeView.isContainer(ix))
       restoreSingleTab(ix, aEvent.shiftKey);
     break;
-  case KeyEvent.DOM_VK_UP:
-  case KeyEvent.DOM_VK_DOWN:
-  case KeyEvent.DOM_VK_PAGE_UP:
-  case KeyEvent.DOM_VK_PAGE_DOWN:
-  case KeyEvent.DOM_VK_HOME:
-  case KeyEvent.DOM_VK_END:
-    aEvent.preventDefault(); // else the page scrolls unwantedly
-    break;
   }
 }
 
 // Helper functions
 
 function getBrowserWindow() {
   return window.QueryInterface(Components.interfaces.nsIInterfaceRequestor).getInterface(Components.interfaces.nsIWebNavigation)
                .QueryInterface(Components.interfaces.nsIDocShellTreeItem).rootTreeItem