diff --git a/smb4k/core/smb4kglobal_p.cpp b/smb4k/core/smb4kglobal_p.cpp
index ce30fd0..e36584f 100644
--- a/smb4k/core/smb4kglobal_p.cpp
+++ b/smb4k/core/smb4kglobal_p.cpp
@@ -102,7 +102,7 @@ const TQString &Smb4TDEGlobalPrivate::tempDir()
     {
       Smb4KError::error( ERROR_CREATING_TEMP_DIR, tmpd_name, strerror( errno ) );
 
-      return TQString();
+      return TQString::null;
     }
 
     m_temp_dir = TQString( tmpd_name );
diff --git a/smb4k/core/smb4kmounter.cpp b/smb4k/core/smb4kmounter.cpp
index 5091898..28e54de 100644
--- a/smb4k/core/smb4kmounter.cpp
+++ b/smb4k/core/smb4kmounter.cpp
@@ -369,18 +369,18 @@ void Smb4KMounter::import()
 
             if ( (!new_share->isBroken() &&
                  (tqstrncmp( new_share->canonicalPath(),
-                            TQDir( Smb4KSettings::mountPrefix() ).canonicalPath(),
-                            TQDir( Smb4KSettings::mountPrefix() ).canonicalPath().length() ) == 0 ||
+                            TQDir( Smb4KSettings::mountPrefix() ).canonicalPath().local8Bit(),
+                            TQDir( Smb4KSettings::mountPrefix() ).canonicalPath().local8Bit().length() ) == 0 ||
                   tqstrncmp( new_share->canonicalPath(),
-                            TQDir::home().canonicalPath(),
-                            TQDir::home().canonicalPath().length() ) == 0)) ||
+                            TQDir::home().canonicalPath().local8Bit(),
+                            TQDir::home().canonicalPath().local8Bit().length() ) == 0)) ||
                  (new_share->isBroken() &&
                  (tqstrncmp( new_share->path(),
-                            TQDir::homeDirPath(),
-                            TQDir::homeDirPath().length() ) == 0 ||
+                            TQDir::homeDirPath().local8Bit(),
+                            TQDir::homeDirPath().local8Bit().length() ) == 0 ||
                   tqstrncmp( new_share->path(),
-                            Smb4KSettings::mountPrefix(),
-                            Smb4KSettings::mountPrefix().length() ) == 0)) )
+                            Smb4KSettings::mountPrefix().local8Bit(),
+                            Smb4KSettings::mountPrefix().local8Bit().length() ) == 0)) )
             {
               foreign = false;
             }
@@ -1053,7 +1053,7 @@ void Smb4KMounter::processMount()
 #endif
 
 #if !defined(__sun) && !defined(__irix__)
-      if ( statfs( m_priv->path(), &filesystem ) == -1 )
+      if ( statfs( m_priv->path().local8Bit(), &filesystem ) == -1 )
 #elif defined(__irix__)
       if ( statfs( m_priv->path(), &filesystem, sizeof( filesystem ), 0 ) == -1 )
 #else
@@ -1588,12 +1588,13 @@ void Smb4KMounter::slotShutdown()
 
       for ( TQValueListIterator<Smb4KShare *> bs = broken_shares.begin(); bs != broken_shares.end(); ++bs )
       {
+				TQString path = Smb4KSettings::mountPrefix()+*it;
         if ( tqstrncmp( (*bs)->path(),
-                       Smb4KSettings::mountPrefix()+*it,
-                       (Smb4KSettings::mountPrefix()+*it).length() ) == 0 ||
+                       path.local8Bit(),
+                       path.local8Bit().length() ) == 0 ||
              tqstrncmp( (*bs)->canonicalPath(),
-                       Smb4KSettings::mountPrefix()+*it,
-                       (Smb4KSettings::mountPrefix()+*it).length() ) == 0 )
+                       path.local8Bit(),
+                       path.local8Bit().length() ) == 0 )
         {
           broken = true;
 
diff --git a/smb4k/smb4k.cpp b/smb4k/smb4k.cpp
index 1c262e8..ee347d4 100644
--- a/smb4k/smb4k.cpp
+++ b/smb4k/smb4k.cpp
@@ -261,7 +261,7 @@ void Smb4KApp::setupView()
 
       createGUI( m_shares_part );
 
-      accel()->insert( i18n( "Jump to shares view" ), CTRL+Key_3, TQT_TQOBJECT(this), TQT_SLOT( slotJumpToSharesView() ), false, true );
+      accel()->insert( i18n( "Jump to shares view" ).utf8().data(), CTRL+Key_3, TQT_TQOBJECT(this), TQT_SLOT( slotJumpToSharesView() ), false, true );
     }
   }
   else
@@ -290,7 +290,7 @@ void Smb4KApp::setupView()
 
       factory()->addClient( m_browser_part );
 
-      accel()->insert( i18n( "Jump to network browser" ), CTRL+Key_1, TQT_TQOBJECT(this), TQT_SLOT( slotJumpToNetworkBrowser() ), false, true );
+      accel()->insert( i18n( "Jump to network browser" ).utf8().data(), CTRL+Key_1, TQT_TQOBJECT(this), TQT_SLOT( slotJumpToNetworkBrowser() ), false, true );
     }
   }
   else
@@ -329,7 +329,7 @@ void Smb4KApp::setupView()
 
       factory()->addClient( m_search_part );
 
-      accel()->insert( i18n( "Jump to search dialog" ), CTRL+Key_2, TQT_TQOBJECT(this), TQT_SLOT( slotJumpToSearchDialog() ), false, true );
+      accel()->insert( i18n( "Jump to search dialog" ).utf8().data(), CTRL+Key_2, TQT_TQOBJECT(this), TQT_SLOT( slotJumpToSearchDialog() ), false, true );
     }
   }
   else
@@ -886,7 +886,7 @@ void Smb4KApp::slotSetupBookmarksMenu()
 
     for ( TQStringList::ConstIterator it = display_strings.begin(); it != display_strings.end(); ++it )
     {
-      TDEAction *a = new TDEAction( *it, "folder", TDEShortcut::null(), 0, 0, actionCollection(), *it );
+      TDEAction *a = new TDEAction( *it, "folder", TDEShortcut::null(), 0, 0, actionCollection(), (*it).utf8() );
       a->setGroup( "Bookmarks" );
       connect( a, TQT_SIGNAL( activated() ), TQT_TQOBJECT(this), TQT_SLOT( slotBookmarkActivated() ) );
       bookmark_list.append( a );
diff --git a/smb4k/smb4ksystemtray.cpp b/smb4k/smb4ksystemtray.cpp
index 1e84db3..44dad2b 100644
--- a/smb4k/smb4ksystemtray.cpp
+++ b/smb4k/smb4ksystemtray.cpp
@@ -289,7 +289,7 @@ void Smb4KSystemTray::slotSetupBookmarksMenu()
   for ( TQStringList::ConstIterator it = display_strings.begin(); it != display_strings.end(); ++it )
   {
     // Create the bookmark action:
-    TDEAction *a = new TDEAction( *it, "folder", TDEShortcut::null(), 0, 0, actionCollection(), "st_"+*it );
+    TDEAction *a = new TDEAction( *it, "folder", TDEShortcut::null(), 0, 0, actionCollection(), ("st_"+*it).utf8() );
     a->setGroup( "Bookmarks" );
     connect( a, TQT_SIGNAL( activated() ), TQT_TQOBJECT(this), TQT_SLOT( slotBookmarkActivated() ) );
 
@@ -494,7 +494,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
           {
             // Find the "Force Unmount" action and decide if it needs to be
             // enabled/disabled:
-            TDEAction *force = actionCollection()->action( "st_[force]_"+canonical_path );
+            TDEAction *force = actionCollection()->action( ("st_[force]_"+canonical_path).utf8() );
 
             if ( force )
             {
@@ -512,7 +512,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
             if ( menu )
             {
               // Unmount action
-              action = actionCollection()->action( "st_[unmount]_"+canonical_path );
+              action = actionCollection()->action( ("st_[unmount]_"+canonical_path).utf8() );
 
               if ( action )
               {
@@ -522,7 +522,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
 
 #ifdef __linux__
               // Force Unmount action
-              action = actionCollection()->action( "st_[force]_"+canonical_path );
+              action = actionCollection()->action( ("st_[force]_"+canonical_path).utf8() );
 
               if ( action )
               {
@@ -532,7 +532,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
 #endif
 
               // Synchronize action
-              action = actionCollection()->action( "st_[synchronize]_"+canonical_path );
+              action = actionCollection()->action( ("st_[synchronize]_"+canonical_path).utf8() );
 
               if ( action )
               {
@@ -541,7 +541,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
               }
 
               // Konsole action
-              action = actionCollection()->action( "st_[konsole]_"+canonical_path );
+              action = actionCollection()->action( ("st_[konsole]_"+canonical_path).utf8() );
 
               if ( action )
               {
@@ -550,7 +550,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
               }
 
               // Konqueror action
-              action = actionCollection()->action( "st_[filemanager]_"+canonical_path );
+              action = actionCollection()->action( ("st_[filemanager]_"+canonical_path).utf8() );
 
               if ( action )
               {
@@ -575,7 +575,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
           if ( menu )
           {
             // Unmount action
-            action = actionCollection()->action( "st_[unmount]_"+canonical_path );
+            action = actionCollection()->action( ("st_[unmount]_"+canonical_path).utf8() );
 
             if ( action )
             {
@@ -585,7 +585,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
 
 #ifdef __linux__
             // Force Unmount action
-            action = actionCollection()->action( "st_[force]_"+canonical_path );
+            action = actionCollection()->action( ("st_[force]_"+canonical_path).utf8() );
 
             if ( action )
             {
@@ -595,7 +595,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
 #endif
 
             // Synchronize action
-            action = actionCollection()->action( "st_[synchronize]_"+canonical_path );
+            action = actionCollection()->action( ("st_[synchronize]_"+canonical_path).utf8() );
 
             if ( action )
             {
@@ -604,7 +604,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
             }
 
             // Konsole action
-            action = actionCollection()->action( "st_[konsole]_"+canonical_path );
+            action = actionCollection()->action( ("st_[konsole]_"+canonical_path).utf8() );
 
             if ( action )
             {
@@ -613,7 +613,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
             }
 
             // Konqueror action
-            action = actionCollection()->action( "st_[filemanager]_"+canonical_path );
+            action = actionCollection()->action( ("st_[filemanager]_"+canonical_path).utf8() );
 
             if ( action )
             {
@@ -638,7 +638,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
         if ( menu )
         {
           // Unmount action
-          action = actionCollection()->action( "st_[unmount]_"+canonical_path );
+          action = actionCollection()->action( ("st_[unmount]_"+canonical_path).utf8() );
 
           if ( action )
           {
@@ -648,7 +648,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
 
 #ifdef __linux__
           // Force Unmount action
-          action = actionCollection()->action( "st_[force]_"+canonical_path );
+          action = actionCollection()->action( ("st_[force]_"+canonical_path).utf8() );
 
           if ( action )
           {
@@ -658,7 +658,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
 #endif
 
           // Synchronize action
-          action = actionCollection()->action( "st_[synchronize]_"+canonical_path );
+          action = actionCollection()->action( ("st_[synchronize]_"+canonical_path).utf8() );
 
           if ( action )
           {
@@ -667,7 +667,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
           }
 
             // Konsole action
-          action = actionCollection()->action( "st_[konsole]_"+canonical_path );
+          action = actionCollection()->action( ("st_[konsole]_"+canonical_path).utf8() );
 
           if ( action )
           {
@@ -676,7 +676,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
           }
 
           // Konqueror action
-          action = actionCollection()->action( "st_[filemanager]_"+canonical_path );
+          action = actionCollection()->action( ("st_[filemanager]_"+canonical_path).utf8() );
 
           if ( action )
           {
@@ -866,9 +866,9 @@ void Smb4KSystemTray::slotSetupSharesMenu()
 
           // Disable actions that should not be performed on an inaccessible
           // share:
-          actionCollection()->action( TQString("st_[synchronize]_"+(*it)->canonicalPath()) )->setEnabled( false );
-          actionCollection()->action( TQString("st_[konsole]_"+(*it)->canonicalPath()) )->setEnabled( false );
-          actionCollection()->action( TQString("st_[filemanager]_"+(*it)->canonicalPath()) )->setEnabled( false );
+          actionCollection()->action( TQString("st_[synchronize]_"+(*it)->canonicalPath()).utf8() )->setEnabled( false );
+          actionCollection()->action( TQString("st_[konsole]_"+(*it)->canonicalPath()).utf8() )->setEnabled( false );
+          actionCollection()->action( TQString("st_[filemanager]_"+(*it)->canonicalPath()).utf8() )->setEnabled( false );
         }
 
         // Change the text if necessary:
@@ -904,7 +904,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
       TDEAction *action = NULL;
 
       // Unmount action
-      action = actionCollection()->action( "st_[unmount]_"+canonical_path );
+      action = actionCollection()->action( ("st_[unmount]_"+canonical_path).utf8() );
 
       if ( action )
       {
@@ -914,7 +914,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
 
 #ifdef __linux__
       // Force Unmount action
-      action = actionCollection()->action( "st_[force]_"+canonical_path );
+      action = actionCollection()->action( ("st_[force]_"+canonical_path).utf8() );
 
       if ( action )
       {
@@ -924,7 +924,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
 #endif
 
       // Synchronize action
-      action = actionCollection()->action( "st_[synchronize]_"+canonical_path );
+      action = actionCollection()->action( ("st_[synchronize]_"+canonical_path).utf8() );
 
       if ( action )
       {
@@ -933,7 +933,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
       }
 
       // Konsole action
-      action = actionCollection()->action( "st_[konsole]_"+canonical_path );
+      action = actionCollection()->action( ("st_[konsole]_"+canonical_path).utf8() );
 
       if ( action )
       {
@@ -942,7 +942,7 @@ void Smb4KSystemTray::slotSetupSharesMenu()
       }
 
       // Konqueror action
-      action = actionCollection()->action( "st_[filemanager]_"+canonical_path );
+      action = actionCollection()->action( ("st_[filemanager]_"+canonical_path).utf8() );
 
       if ( action )
       {