diff --git a/src/ATC/atcdialog.cxx b/src/ATC/atcdialog.cxx
index e6b390992..bb5e31e69 100644
--- a/src/ATC/atcdialog.cxx
+++ b/src/ATC/atcdialog.cxx
@@ -22,9 +22,9 @@
 #  include "config.h"
 #endif
 
-#include <Main/fg_commands.hxx>
-#include <Main/globals.hxx>
-#include <Main/fg_props.hxx>
+#include "atcdialog.hxx"
+
+#include <boost/foreach.hpp>
 
 #include <simgear/constants.h>
 #include <simgear/structure/commands.hxx>
@@ -36,15 +36,157 @@
 #include <simgear/debug/logstream.hxx>
 #include <simgear/structure/SGSharedPtr.hxx>
 
-#include "atcdialog.hxx"
+#include <Main/fg_commands.hxx>
+#include <Main/globals.hxx>
+#include <Main/fg_props.hxx>
+#include <GUI/gui.h>		// mkDialog
+#include <GUI/new_gui.hxx>
+#include <Airports/simple.hxx>
+#include <ATC/CommStation.hxx>
+
 
 FGATCDialogNew *currentATCDialog;
 
-/*static bool doATCDialog(const SGPropertyNode* arg) {
-        //cerr << "Running doATCDialog" << endl;
-	currentATCDialog->PopupDialog();
-	return(true);
-}*/
+static SGPropertyNode *getNamedNode(SGPropertyNode *prop, const char *name)
+{
+  SGPropertyNode* p;
+  
+  for (int i = 0; i < prop->nChildren(); i++)
+    if ((p = getNamedNode(prop->getChild(i), name)))
+      return p;
+  
+  if (!strcmp(prop->getStringValue("name"), name))
+    return prop;
+  return 0;
+}
+
+static void atcUppercase(string &s) {
+	for(unsigned int i=0; i<s.size(); ++i) {
+		s[i] = toupper(s[i]);
+	}
+}
+
+class AirportsWithATC : public FGAirport::AirportFilter
+{
+public:
+  virtual FGPositioned::Type maxType() const {
+    return FGPositioned::SEAPORT;
+  }
+  
+  virtual bool passAirport(FGAirport* aApt) const
+  {
+    return (!aApt->commStations().empty());
+  }
+};
+
+void FGATCDialogNew::frequencySearch()
+{
+	const char *dialog_name = "atc-freq-search";
+	SGPropertyNode_ptr dlg = _gui->getDialogProperties(dialog_name);
+	if (!dlg)
+		return;
+  
+	_gui->closeDialog(dialog_name);
+  
+	SGPropertyNode_ptr button_group = getNamedNode(dlg, "quick-buttons");
+	// remove all dynamic airport/ATC buttons
+	button_group->removeChildren("button", false);
+  
+  AirportsWithATC filt;
+  FGPositioned::List results = FGPositioned::findWithinRange(globals->get_aircraft_position(), 50.0, &filt);
+  FGPositioned::sortByRange(results, globals->get_aircraft_position());
+  for (unsigned int r=0; (r<results.size()) && (r < 6); ++r) {
+    
+    SGPropertyNode *entry = button_group->getNode("button", r, true);
+		copyProperties(button_group->getNode("button-template", true), entry);
+		entry->removeChildren("enabled", true);
+		entry->setStringValue("legend", results[r]->ident());
+		entry->setStringValue("binding[0]/icao", results[r]->ident());
+  }
+  
+	// (un)hide message saying no things in range
+	SGPropertyNode_ptr range_error = getNamedNode(dlg, "no-atc-in-range");
+	range_error->setBoolValue("visible", !results.empty());
+  
+	_gui->showDialog(dialog_name);
+}
+
+void FGATCDialogNew::frequencyDisplay(const std::string& ident)
+{
+	const char *dialog_name = "atc-freq-display";
+	SGPropertyNode_ptr dlg = _gui->getDialogProperties(dialog_name);
+	if (!dlg)
+		return;
+  
+	_gui->closeDialog(dialog_name);
+  
+	SGPropertyNode_ptr freq_group = getNamedNode(dlg, "frequency-list");
+	// remove all frequency entries
+	freq_group->removeChildren("group", false);
+  
+  std::string uident(ident);
+	atcUppercase(uident);
+	string label;
+  
+	const FGAirport *a = fgFindAirportID(uident);
+	if (!a) {
+		label = "Airport " + ident + " not found in database.";
+		mkDialog(label.c_str());
+		return;
+	}
+  
+	// set title
+	label = uident + " Frequencies";
+	dlg->setStringValue("text/label", label.c_str());
+  
+  const flightgear::CommStationList& comms(a->commStations());
+  if (comms.empty()) {
+    label = "No frequencies found for airport " + uident;
+		mkDialog(label.c_str());
+		return;
+  }
+  
+  int n = 0;
+  for (unsigned int c=0; c < comms.size(); ++c) {
+    flightgear::CommStation* comm = comms[c];
+    
+    // add frequency line (modified copy of <group-template>)
+		SGPropertyNode *entry = freq_group->getNode("group", n, true);
+		copyProperties(freq_group->getNode("group-template", true), entry);
+		entry->removeChildren("enabled", true);
+    
+    entry->setStringValue("text[0]/label", comm->ident());
+    
+		char buf[8];
+		snprintf(buf, 8, "%.2f", comm->freqMHz());
+		if(buf[5] == '3') buf[5] = '2';
+		if(buf[5] == '8') buf[5] = '7';
+		buf[7] = '\0';
+    
+		entry->setStringValue("text[1]/label", buf);
+    ++n;
+  }
+  
+	_gui->showDialog(dialog_name);
+}
+
+static bool doFrequencySearch( const SGPropertyNode* )
+{
+  FGATCDialogNew::instance()->frequencySearch();
+  return true;
+}
+
+static bool doFrequencyDisplay( const SGPropertyNode* args )
+{
+  std::string icao = args->getStringValue("icao");
+  if (icao.empty()) {
+    icao = fgGetString("/sim/atc/freq-airport");
+  }
+  
+  FGATCDialogNew::instance()->frequencyDisplay(icao);
+  return true;
+}
+
 FGATCDialogNew * FGATCDialogNew::_instance = NULL;
 
 FGATCDialogNew::FGATCDialogNew()
@@ -62,8 +204,9 @@ void FGATCDialogNew::init() {
 	// Add ATC-dialog to the command list
     globals->get_commands()->addCommand("ATC-dialog", FGATCDialogNew::popup );
 	// Add ATC-freq-search to the command list
-	//globals->get_commands()->addCommand("ATC-freq-search", do_ATC_freq_search);
-
+	globals->get_commands()->addCommand("ATC-freq-search", doFrequencySearch);
+  globals->get_commands()->addCommand("ATC-freq-display", doFrequencyDisplay);
+  
 	// initialize properties polled in Update()
 	//globals->get_props()->setStringValue("/sim/atc/freq-airport", "");
 	globals->get_props()->setIntValue("/sim/atc/transmission-num", -1);
@@ -80,19 +223,8 @@ void FGATCDialogNew::init() {
 // Okay, let's see, according to my interpretation of David Luff's original code,
 // his ATC subsystem wrote properties to a named node, called "transmission-choice"
 
-static SGPropertyNode *getNamedNode(SGPropertyNode *prop, const char *name) {
-    SGPropertyNode* p;
 
-    for (int i = 0; i < prop->nChildren(); i++)
-        if ((p = getNamedNode(prop->getChild(i), name)))
-            return p;
-
-        if (!strcmp(prop->getStringValue("name"), name))
-            return prop;
-      return 0;
-}
-
-void FGATCDialogNew::addEntry(int nr, string txt) {
+void FGATCDialogNew::addEntry(int nr, const std::string& txt) {
     commands.clear();
     commands.push_back(txt);
     commands.push_back(string("Toggle ground network visibility"));
@@ -129,7 +261,7 @@ void FGATCDialogNew::update(double dt) {
     char buf[bufsize];
     int commandNr = 0;
     // loop over all entries that should fill up the dialog; use 10 items for now...
-    for (StringVecIterator i = commands.begin(); i != commands.end(); i++) {
+    BOOST_FOREACH(const std::string& i, commands) {
         snprintf(buf, bufsize, "/sim/atc/opt[%d]", commandNr);
             fgSetBool(buf, false);
         SGPropertyNode *entry = button_group->getNode("button", commandNr, true);
@@ -141,7 +273,7 @@ void FGATCDialogNew::update(double dt) {
 	    entry->setBoolValue("default", true);
 
 	snprintf(buf, bufsize, "%d", 1 + commandNr);
-	string legend = string(buf) + (*i); //"; // + current->menuentry;
+	string legend = string(buf) + i; //"; // + current->menuentry;
 	entry->setStringValue("legend", legend.c_str());
 	entry->setIntValue("binding/value", commandNr);
         commandNr++;
diff --git a/src/ATC/atcdialog.hxx b/src/ATC/atcdialog.hxx
index 3125fd3e4..a5d460e43 100644
--- a/src/ATC/atcdialog.hxx
+++ b/src/ATC/atcdialog.hxx
@@ -28,27 +28,19 @@
 #endif
 
 #include <simgear/constants.h>
-#include <simgear/structure/commands.hxx>
 #include <simgear/compiler.h>
-#include <simgear/props/props.hxx>
-#include <simgear/misc/sgstream.hxx>
-#include <simgear/math/sg_geodesy.hxx>
-#include <simgear/debug/logstream.hxx>
+#include <simgear/misc/strutils.hxx>
 #include <simgear/structure/SGSharedPtr.hxx>
 
+class NewGUI;
+class SGPropertyNode;
 
-#include <GUI/gui.h>		// mkDialog
-#include <GUI/new_gui.hxx>
-
-typedef std::vector<std::string> StringVec;
-typedef StringVec::iterator StringVecIterator;
-
-
-class FGATCDialogNew {
+class FGATCDialogNew
+{
 private:
      NewGUI *_gui;
      bool dialogVisible;
-     StringVec commands;
+     string_list commands;
 
      static FGATCDialogNew *_instance;
 public:
@@ -56,18 +48,21 @@ public:
     FGATCDialogNew();
     ~FGATCDialogNew();
 
+    void frequencySearch();
+    void frequencyDisplay(const std::string& ident);
+  
     void init();
 
     void update(double dt);
     void PopupDialog();
-    void addEntry(int, string);
+    void addEntry(int, const std::string&);
     void removeEntry(int);
 
     static bool popup( const SGPropertyNode * ) {
         instance()->PopupDialog();
         return true;
     }
-
+  
     inline static FGATCDialogNew * instance() {
         if( _instance != NULL ) return _instance;
         _instance = new FGATCDialogNew();
diff --git a/src/ATCDCL/ATCDialogOld.cxx b/src/ATCDCL/ATCDialogOld.cxx
index e3baf4e66..8a6ced128 100644
--- a/src/ATCDCL/ATCDialogOld.cxx
+++ b/src/ATCDCL/ATCDialogOld.cxx
@@ -304,108 +304,5 @@ void FGATCDialog::PopupCallback(int num) {
 	}
 }
 
-class AirportsWithATC : public FGAirport::AirportFilter
-{
-public:
-    virtual FGPositioned::Type maxType() const {
-      return FGPositioned::SEAPORT;
-    }
-  
-    virtual bool passAirport(FGAirport* aApt) const
-    {
-      return (!aApt->commStations().empty());
-    }
-};
-
-void FGATCDialog::FreqDialog() {
-	const char *dialog_name = "atc-freq-search";
-	SGPropertyNode_ptr dlg = _gui->getDialogProperties(dialog_name);
-	if (!dlg)
-		return;
-
-	_gui->closeDialog(dialog_name);
-
-	SGPropertyNode_ptr button_group = getNamedNode(dlg, "quick-buttons");
-	// remove all dynamic airport/ATC buttons
-	button_group->removeChildren("button", false);
 
 
-  SGGeod geod(SGGeod::fromDegFt(fgGetDouble("/position/longitude-deg"),
-    fgGetDouble("/position/latitude-deg"), fgGetDouble("/position/altitude-ft")));
-
-    AirportsWithATC filt;
-    FGPositioned::List results = FGPositioned::findWithinRange(geod, 50.0, &filt);
-    FGPositioned::sortByRange(results, geod);
-    for (unsigned int r=0; (r<results.size()) && (r < 6); ++r) {
-      
-        SGPropertyNode *entry = button_group->getNode("button", r, true);
-		copyProperties(button_group->getNode("button-template", true), entry);
-		entry->removeChildren("enabled", true);
-		entry->setStringValue("legend", results[r]->ident());
-		entry->setStringValue("binding[0]/value", results[r]->ident());
-    }
-    
-	// (un)hide message saying no things in range
-	SGPropertyNode_ptr range_error = getNamedNode(dlg, "no-atc-in-range");
-	range_error->setBoolValue("enabled", !results.empty());
-
-	_gui->showDialog(dialog_name);
-}
-
-void FGATCDialog::FreqDisplay(string& ident) {
-	const char *dialog_name = "atc-freq-display";
-	SGPropertyNode_ptr dlg = _gui->getDialogProperties(dialog_name);
-	if (!dlg)
-		return;
-
-	_gui->closeDialog(dialog_name);
-
-	SGPropertyNode_ptr freq_group = getNamedNode(dlg, "frequency-list");
-	// remove all frequency entries
-	freq_group->removeChildren("group", false);
-
-	atcUppercase(ident);
-	string label;
-
-	const FGAirport *a = fgFindAirportID(ident);
-	if (!a) {
-		label = "Airport " + ident + " not found in database.";
-		mkDialog(label.c_str());
-		return;
-	}
-
-	// set title
-	label = ident + " Frequencies";
-	dlg->setStringValue("text/label", label.c_str());
-
-    const flightgear::CommStationList& comms(a->commStations());
-    if (comms.empty()) {
-        label = "No frequencies found for airport " + ident;
-		mkDialog(label.c_str());
-		return;
-    }
-    
-    int n = 0;
-    for (unsigned int c=0; c < comms.size(); ++c) {
-        flightgear::CommStation* comm = comms[c];
-        
-        // add frequency line (modified copy of <group-template>)
-		SGPropertyNode *entry = freq_group->getNode("group", n, true);
-		copyProperties(freq_group->getNode("group-template", true), entry);
-		entry->removeChildren("enabled", true);
-
-        entry->setStringValue("text[0]/label", comm->ident());
-
-		char buf[8];
-		snprintf(buf, 8, "%.2f", comm->freqMHz());
-		if(buf[5] == '3') buf[5] = '2';
-		if(buf[5] == '8') buf[5] = '7';
-		buf[7] = '\0';
-
-		entry->setStringValue("text[1]/label", buf);
-        ++n;
-    }
-
-	_gui->showDialog(dialog_name);
-}
-