diff --git a/src/main/java/info/istlab/IoTP/MyTreeCellRenderer.java b/src/main/java/info/istlab/IoTP/MyTreeCellRenderer.java
index a8c7974..3299681 100644
--- a/src/main/java/info/istlab/IoTP/MyTreeCellRenderer.java
+++ b/src/main/java/info/istlab/IoTP/MyTreeCellRenderer.java
@@ -25,7 +25,6 @@
             if (bg.length()<1) bg = "white";
 
             memo.put(ary[0].trim(), "<span style='color:"+fg+";background:"+bg+";'>"+mes+"</span>");
-
         }
     }