diff -r 350c1d8bb7cc -r b42385baaf3a gui/main_win.cc
--- a/gui/main_win.cc	Sun Aug 07 14:17:11 2005 +0000
+++ b/gui/main_win.cc	Sun Aug 07 16:35:15 2005 +0000
@@ -137,9 +137,8 @@
 {
   if (mapstorage.modified)
   {
-    Gtk::MessageDialog mdialog("", false, Gtk::MESSAGE_WARNING,
-        Gtk::BUTTONS_NONE);
-    mdialog.set_message("<b>Save changes before closing?</b>", true);
+    Gtk::MessageDialog mdialog("<b>Save changes before closing?</b>", true,
+        Gtk::MESSAGE_WARNING, Gtk::BUTTONS_NONE);
     mdialog.add_button("Close _without Saving", Gtk::RESPONSE_REJECT);
     mdialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
     mdialog.add_button(Gtk::Stock::SAVE, Gtk::RESPONSE_ACCEPT);
@@ -163,9 +162,8 @@
 {
   if (mapstorage.modified)
   {
-    Gtk::MessageDialog mdialog("", false, Gtk::MESSAGE_WARNING,
-        Gtk::BUTTONS_NONE);
-    mdialog.set_message("<b>Save changes before closing?</b>", true);
+    Gtk::MessageDialog mdialog("<b>Save changes before closing?</b>", true, 
+        Gtk::MESSAGE_WARNING, Gtk::BUTTONS_NONE);
     mdialog.add_button("Close _without Saving", Gtk::RESPONSE_REJECT);
     mdialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
     mdialog.add_button(Gtk::Stock::SAVE, Gtk::RESPONSE_ACCEPT);
@@ -226,9 +224,8 @@
 {
   if (mapstorage.modified)
   {
-    Gtk::MessageDialog mdialog("", false, Gtk::MESSAGE_WARNING,
-        Gtk::BUTTONS_NONE);
-    mdialog.set_message("<b>Save changes before closing?</b>", true);
+    Gtk::MessageDialog mdialog("<b>Save changes before closing?</b>", true,
+        Gtk::MESSAGE_WARNING, Gtk::BUTTONS_NONE);
     mdialog.add_button("Close _without Saving", Gtk::RESPONSE_REJECT);
     mdialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
     mdialog.add_button(Gtk::Stock::SAVE, Gtk::RESPONSE_ACCEPT);