diff --git a/mozilla/xpfe/components/ucth/resources/helperAppDldProgress.js b/mozilla/xpfe/components/ucth/resources/helperAppDldProgress.js
index 912a159d2f1..9c03b8e39ad 100644
--- a/mozilla/xpfe/components/ucth/resources/helperAppDldProgress.js
+++ b/mozilla/xpfe/components/ucth/resources/helperAppDldProgress.js
@@ -77,12 +77,16 @@ var progressListener = {
       if (!gRestartChecked) 
       {
         gRestartChecked = true;
-        // right now, all that supports restarting downloads is ftp (rfc959)    
-        ftpChannel = aRequest.QueryInterface(Components.interfaces.nsIFTPChannel);
-        if (ftpChannel) {
+        try 
+        {
+          // right now, all that supports restarting downloads is ftp (rfc959)    
+          ftpChannel = aRequest.QueryInterface(Components.interfaces.nsIFTPChannel);
+          if (ftpChannel) {
             dialog.pause.setAttribute("hidden", false);
             dialog.pause.setAttribute("label", getString("pause"));
+           }
         }
+        catch (ex) {}
       }
 
       // this is so that we don't clobber the status text if 
@@ -118,7 +122,7 @@ var progressListener = {
 
       // Calculate percentage.
       var percent;
-      if ( aMaxTotalProgress != "-1" )
+      if ( aMaxTotalProgress > 0)
       {
         percent = parseInt( (overallProgress*100)/aMaxTotalProgress + .5 );
         if ( percent > 100 )
@@ -129,7 +133,7 @@ var progressListener = {
       }
       else
       {
-        percent = "??";
+        percent = -1;
 
         // Progress meter should be barber-pole in this case.
         dialog.progress.setAttribute( "mode", "undetermined" );
@@ -183,20 +187,25 @@ var progressListener = {
       // Update status msg.
       dialog.status.setAttribute("value", status);
 
-      // Update percentage label on progress meter.
-      var percentMsg = getString( "percentMsg" );
-      percentMsg = replaceInsert( percentMsg, 1, percent );
-      dialog.progressText.setAttribute("value", percentMsg);
+      // Update percentage label on progress meter.      
+      if (percent < 0)
+        dialog.progressText.setAttribute("value", "");
+      else
+      {
+        var percentMsg = getString( "percentMsg" );      
+        percentMsg = replaceInsert( percentMsg, 1, percent );
+        dialog.progressText.setAttribute("value", percentMsg);
+      }
 
       // Update time remaining.
-      if ( rate && aMaxTotalProgress != "-1" )
+      if ( rate && (aMaxTotalProgress > 0) )
       {
         var rem = ( aMaxTotalProgress - aCurTotalProgress ) / rate;
-            rem = parseInt( rem + .5 );
-            dialog.timeLeft.setAttribute("value", formatSeconds( rem ));
+        rem = parseInt( rem + .5 );
+        dialog.timeLeft.setAttribute("value", formatSeconds( rem ));
       }
       else
-            dialog.timeLeft.setAttribute("value", getString( "unknownTime" ));
+        dialog.timeLeft.setAttribute("value", getString( "unknownTime" ));
     },
     onLocationChange: function(aWebProgress, aRequest, aLocation)
     {
diff --git a/mozilla/xpfe/components/xfer/resources/locale/en-US/downloadProgress.dtd b/mozilla/xpfe/components/xfer/resources/locale/en-US/downloadProgress.dtd
index 85306a9e6a6..50b5d2da91b 100644
--- a/mozilla/xpfe/components/xfer/resources/locale/en-US/downloadProgress.dtd
+++ b/mozilla/xpfe/components/xfer/resources/locale/en-US/downloadProgress.dtd
@@ -29,7 +29,7 @@
 <!-- LOCALIZATION NOTE (unknownTime):
     
     This string is used when the time remaining is unknown. -->
-<!ENTITY unknownTime "">
+<!ENTITY unknownTime "Unknown">
 
 <!-- LOCALIZATION NOTE (longTimeFormat):