Index: PortletHref.java
===================================================================
RCS file: /cvsroot/displaytag/displaytag-portlet/src/main/java/org/displaytag/portlet/PortletHref.java,v
retrieving revision 1.2
diff -u -r1.2 PortletHref.java
--- PortletHref.java    30 Dec 2005 20:16:47 -0000  1.2
+++ PortletHref.java    4 Jan 2006 02:14:17 -0000
@@ -103,7 +103,7 @@

     private final RenderResponse renderResponse;

-    private final Map parameters = PredicatedMap.decorate(new HashMap(), PRED_TYPE_OF_STRING, PRED_OR_STR_STRARR);
+    private Map parameters = this.createParameterMap();

     private boolean isAction = false;

@@ -421,7 +421,7 @@
         }

         href.isAction = this.isAction;
-        href.parameters.clear();
+        href.parameters = this.createParameterMap();
         href.parameters.putAll(this.parameters);
         href.requestedMode = this.requestedMode;
         href.requestedState = this.requestedState;
@@ -552,4 +552,8 @@
             return url.toString() + "#" + this.getAnchor();
         }
     }
+
+    private Map createParameterMap() {
+        return PredicatedMap.decorate(new HashMap(), PRED_TYPE_OF_STRING, PRED_OR_STR_STRARR);
+    }
 }