Index: /trunk/src/org/openstreetmap/josm/gui/dialogs/properties/PropertiesDialog.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/gui/dialogs/properties/PropertiesDialog.java	(revision 14676)
+++ /trunk/src/org/openstreetmap/josm/gui/dialogs/properties/PropertiesDialog.java	(revision 14677)
@@ -81,4 +81,5 @@
 import org.openstreetmap.josm.data.osm.search.SearchCompiler;
 import org.openstreetmap.josm.data.osm.search.SearchSetting;
+import org.openstreetmap.josm.data.preferences.BooleanProperty;
 import org.openstreetmap.josm.gui.ConditionalOptionPaneUtil;
 import org.openstreetmap.josm.gui.ExtendedDialog;
@@ -243,4 +244,6 @@
     private final transient TaggingPresetHandler presetHandler = new TaggingPresetCommandHandler();
 
+    private static final BooleanProperty PROP_AUTORESIZE_TAGS_TABLE = new BooleanProperty("propertiesdialog.autoresizeTagsTable", false);
+
     /**
      * Create a new PropertiesDialog
@@ -311,5 +314,4 @@
         tagData.setColumnIdentifiers(new String[]{tr("Key"), tr("Value")});
         tagTable.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
-        tagTable.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
         tagTable.getTableHeader().setReorderingAllowed(false);
 
@@ -673,6 +675,5 @@
         pluginHook.setVisible(hasSelection);
 
-        // resize tables to fit content
-        TableHelper.computeColumnsWidth(tagTable);
+        autoresizeTagTable();
 
         int selectedIndex;
@@ -697,4 +698,11 @@
         } else {
             setTitle(tr("Tags/Memberships"));
+        }
+    }
+
+    private void autoresizeTagTable() {
+        if (PROP_AUTORESIZE_TAGS_TABLE.get()) {
+            // resize table's columns to fit content
+            TableHelper.computeColumnsWidth(tagTable);
         }
     }