Mathias Fr�hlich:

I have done a valgrind run in flightgear. Just start it up and close it at the
fist change I had about half an hour later.

source-leak.diff:
   Also two minor ones, but leaks ...

src/GUI/new_gui.cxx

@@ -181,6 +181,9 @@ NewGUI::clear ()
     delete _menubar;
     _menubar = 0;
     _dialog_props.clear();
+    _itt_t it;
+    for (it = _colors.begin(); it != _colors.end(); ++it)
+      delete it->second;
     _colors.clear();
 }
 
@@ -265,6 +268,9 @@ NewGUI::readDir (const char * path)
 void
 NewGUI::setStyle (void)
 {
+    _itt_t it;
+    for (it = _colors.begin(); it != _colors.end(); ++it)
+      delete it->second;
     _colors.clear();
 
     // set up the traditional colors as default

src/GUI/new_gui.hxx

@@ -155,11 +155,11 @@ public:
     virtual FGDialog * getActiveDialog ();
 
     virtual FGColor *getColor (const char * name) const {
-        _itt_t it = _colors.find(name);
+        _citt_t it = _colors.find(name);
         return (it != _colors.end()) ? it->second : NULL;
     }
     virtual FGColor *getColor (const string &name) const {
-        _itt_t it = _colors.find(name.c_str());
+        _citt_t it = _colors.find(name.c_str());
         return (it != _colors.end()) ? it->second : NULL;
     }
 
@@ -203,7 +203,8 @@ private:
     fntTexFont _tex_font;
     puFont _font;
     map<const char*,FGColor*, ltstr> _colors;
-    typedef map<const char*,FGColor*, ltstr>::const_iterator _itt_t;
+    typedef map<const char*,FGColor*, ltstr>::iterator _itt_t;
+    typedef map<const char*,FGColor*, ltstr>::const_iterator _citt_t;
 
     // Free all allocated memory.
     void clear ();

src/Scenery/tileentry.cxx

@@ -978,6 +978,8 @@ FGTileEntry::load( const string_list &path_list, bool is_base )
     if ( taxi_lights_transform->getNumKids() > 0 ) {
         taxi_lights_transform->setTransform( sgdTrans );
     }
+
+    delete light_pts;
 }
 
 void