--- a/flys-artifacts/src/main/java/de/intevation/flys/exports/WDifferencesCurveGenerator.java	Mon Oct 17 08:45:26 2011 +0000
+++ b/flys-artifacts/src/main/java/de/intevation/flys/exports/WDifferencesCurveGenerator.java	Mon Oct 17 10:47:36 2011 +0000
@@ -138,12 +138,12 @@
         if (name.equals(W_DIFFERENCES)) {
             doWDifferencesOut(
                 (WKms) f.getData(artifact, context),
-                f.getDescription(),
+                facet,
                 attr,
                 visible);
         }
         else if (name.equals(LONGITUDINAL_W)) {
-            doWOut((WQKms) f.getData(artifact, context), attr, visible);
+            doWOut((WQKms) f.getData(artifact, context), facet, attr, visible);
         }
         else {
             logger.warn("Unknown facet name: " + name);
@@ -160,10 +160,15 @@
      * @param theme The theme that contains styling information.
      */
     @Override
-    protected void doWOut(WQKms wqkms, Document theme, boolean visible) {
+    protected void doWOut(
+        WQKms    wqkms,
+        Facet    facet,
+        Document theme,
+        boolean  visible
+    ) {
         logger.debug("WDifferencesCurveGenerator.doWOut");
 
-        XYSeries series = new StyledXYSeries(getSeriesName(wqkms, "W"), theme);
+        XYSeries series = new StyledXYSeries(facet.getDescription(), theme);
 
         int size = wqkms.size();
 
@@ -187,7 +192,7 @@
      */
     protected void doWDifferencesOut(
         WKms       wkms,
-        String     seriesName,
+        Facet      facet,
         Document   theme,
         boolean    visible
     ) {
@@ -198,7 +203,7 @@
          }
 
         int size = wkms.size();
-        XYSeries series = new StyledXYSeries(seriesName, theme);
+        XYSeries series = new StyledXYSeries(facet.getDescription(), theme);
 
         if (logger.isDebugEnabled()) {
             if (wkms.size() > 0) {