diff --git a/fluents/navigator.py b/fluents/navigator.py
index 44b73f4..e4e71ae 100644
--- a/fluents/navigator.py
+++ b/fluents/navigator.py
@@ -383,8 +383,9 @@ class NavigatorMenu(gtk.Menu):
     def on_transpose(self, item, navigator):
         project = main.project
         ds = self.dataset.transpose()
-        icon = fluents.icon_factory.get("dataset")
-        project.data_tree_insert(self.tree_iter, self.dataset.get_name()+".T", ds, None, "black", icon)
+        ds._name = ds._name + ".T"
+        icon = fluents.icon_factory.get(ds)
+        project.data_tree_insert(self.tree_iter, ds.get_name(), ds, None, "black", icon)
 
     def on_standardise_rows(self, item, navigator):
         project = main.project
@@ -392,8 +393,8 @@ class NavigatorMenu(gtk.Menu):
         ds._name = self.dataset._name + ".rsc"
         axis = 1
         ds._array = ds._array/scipy.expand_dims(ds._array.std(axis), axis)
-        icon = fluents.icon_factory.get("dataset")
-        project.data_tree_insert(self.tree_iter, ds._name, ds, None, "black", icon)
+        icon = fluents.icon_factory.get(ds)
+        project.data_tree_insert(self.tree_iter, ds.get_name(), ds, None, "black", icon)
 
     def on_standardise_cols(self, item, navigator):
         project = main.project
@@ -401,8 +402,8 @@ class NavigatorMenu(gtk.Menu):
         ds._name = self.dataset._name + ".csc"
         axis = 0
         ds._array = ds._array/scipy.expand_dims(ds._array.std(axis), axis)
-        icon = fluents.icon_factory.get("dataset")
-        project.data_tree_insert(self.tree_iter, ds._name, ds, None, "black", icon)
+        icon = fluents.icon_factory.get(ds)
+        project.data_tree_insert(self.tree_iter, ds.get_name(), ds, None, "black", icon)
 
     def on_log(self, item, navigator):
         project = main.project
@@ -415,6 +416,6 @@ class NavigatorMenu(gtk.Menu):
         
         ds = self.dataset.copy()
         ds._array = scipy.log(ds._array)
-        icon = fluents.icon_factory.get("dataset")
-        ds._name = self.dataset.get_name()+".log"
-        project.data_tree_insert(self.tree_iter, ds._name, ds, None, "black", icon)
+        icon = fluents.icon_factory.get(ds)
+        ds._name = ds._name + ".log"
+        project.data_tree_insert(self.tree_iter, ds.get_name(), ds, None, "black", icon)