Index: trunk/src/org/openstreetmap/josm/actions/ZoomInAction.java
===================================================================
--- trunk/src/org/openstreetmap/josm/actions/ZoomInAction.java	(revision 6362)
+++ trunk/src/org/openstreetmap/josm/actions/ZoomInAction.java	(revision 6363)
@@ -11,6 +11,13 @@
 import org.openstreetmap.josm.tools.Shortcut;
 
+/**
+ * Zoom in map.
+ * @since 770
+ */
 public final class ZoomInAction extends JosmAction {
 
+    /**
+     * Constructs a new {@code ZoomInAction}.
+     */
     public ZoomInAction() {
         super(
@@ -18,8 +25,13 @@
                 "dialogs/zoomin",
                 tr("Zoom In"),
+                // Although it might be possible on few custom keyboards, the vast majority of layouts do not have a direct '+' key, see below
                 Shortcut.registerShortcut("view:zoomin", tr("View: {0}", tr("Zoom In")),KeyEvent.VK_PLUS, Shortcut.DIRECT),
                 true
         );
         putValue("help", ht("/Action/ZoomIn"));
+        // On standard QWERTY, AZERTY and other common layouts the '+' key is obtained with Shift+EQUALS
+        Main.registerActionShortcut(this,
+                Shortcut.registerShortcut("view:zoominbis", tr("View: {0}", tr("Zoom In")),
+                    KeyEvent.VK_EQUALS, Shortcut.SHIFT));
         // make numpad + behave like +
         Main.registerActionShortcut(this,
Index: trunk/src/org/openstreetmap/josm/actions/ZoomOutAction.java
===================================================================
--- trunk/src/org/openstreetmap/josm/actions/ZoomOutAction.java	(revision 6362)
+++ trunk/src/org/openstreetmap/josm/actions/ZoomOutAction.java	(revision 6363)
@@ -11,6 +11,13 @@
 import org.openstreetmap.josm.tools.Shortcut;
 
+/**
+ * Zoom out map.
+ * @since 770
+ */
 public final class ZoomOutAction extends JosmAction {
 
+    /**
+     * Constructs a new {@code ZoomOutAction}.
+     */
     public ZoomOutAction() {
         super(tr("Zoom Out"), "dialogs/zoomout", tr("Zoom Out"),