Index: trunk/src/org/openstreetmap/josm/gui/layer/GpxLayer.java
===================================================================
--- trunk/src/org/openstreetmap/josm/gui/layer/GpxLayer.java	(revision 5370)
+++ trunk/src/org/openstreetmap/josm/gui/layer/GpxLayer.java	(revision 5371)
@@ -962,5 +962,5 @@
                     int row = t.rowAtPoint(e.getPoint());
                     String url = (String) t.getValueAt(row, col);
-                    if(url == "")
+                    if (url == null || url.isEmpty())
                         return;
                     OpenBrowser.displayUrl(url);