Index: uikit.py
==================================================================
--- uikit.py
+++ uikit.py
@@ -407,11 +407,11 @@
         name = inspect.getsource(callback).strip() if callback.__name__=='<lambda>' else str(callback)
         if kwargs.get("immediate"):
             del kwargs["immediate"]
             pos = 0
         else:
-            pos = -1
+            pos = len(uikit.idle_tasks)
         # Run callback right away
         if uikit.in_idle or conf.nothreads:
             log.UIKIT_RUN_NOW(name)
             callback(*args, **kwargs)
         # Spool them for Gtk idle handling
@@ -551,13 +551,13 @@
 
 # Use a str of "1:2:3" as treepath,
 # literally in Gtk2, TreePath-wrapped for Gtk3
 def treepath(ls):
     if isinstance(ls, (list,tuple)):
-        ls = ls[0]
+        ls = ":".join(map(str, ls))
     if ver==2:
-        return str(ls)
+        return ls
     else:
         return gtk.TreePath.new_from_string(str(ls))
 #
 def treepath_to_str(tp):
     if ver==2: