diff --git a/tools/pygrub/src/GrubConf.py b/tools/pygrub/src/GrubConf.py
index 9ff843780d..62d75ef40a 100644
--- a/tools/pygrub/src/GrubConf.py
+++ b/tools/pygrub/src/GrubConf.py
@@ -227,7 +227,7 @@ class _GrubConfigFile(object):
         if val == "saved":
             self._default = 0
         else:
-            self._default = int(val)
+            self._default = val
 
         if self._default < 0:
             raise ValueError, "default must be positive number"
@@ -427,11 +427,11 @@ class Grub2ConfigFile(_GrubConfigFile):
                 
             if self.commands.has_key(com):
                 if self.commands[com] is not None:
-                    if arg.strip() == "${saved_entry}":
+                    arg_strip = arg.strip()
+                    if arg_strip == "${saved_entry}" or arg_strip == "${next_entry}":
+                        logging.warning("grub2's saved_entry/next_entry not supported")
                         arg = "0"
-                    elif arg.strip() == "${next_entry}":
-                        arg = "0"
-                    setattr(self, self.commands[com], arg.strip())
+                    setattr(self, self.commands[com], arg_strip)
                 else:
                     logging.info("Ignored directive %s" %(com,))
             elif com.startswith('set:'):
diff --git a/tools/pygrub/src/pygrub b/tools/pygrub/src/pygrub
index 6d09d960f1..5287c9ba8d 100644
--- a/tools/pygrub/src/pygrub
+++ b/tools/pygrub/src/pygrub
@@ -463,9 +463,28 @@ class Grub:
     def run(self):
         timeout = int(self.cf.timeout)
 
-        self.selected_image = self.cf.default
+        if self.cf.default.isdigit():
+            self.selected_image = int(self.cf.default)
+        else:
+            # We don't fully support submenus. Look for the leaf value in
+            # "submenu0>submenu1>...>menuentry" and hope that it's unique.
+            title = self.cf.default
+            while 1:
+                try:
+                    title = re.search('(\S)>(\S.+$)',title).group(2)
+                except AttributeError:
+                    break
+
+            # Map string to index in images array
+            self.selected_image = 0
+            for i in range(len(self.cf.images)):
+                if self.cf.images[i].title == title:
+                    self.selected_image = i
+                    break
+
         # If the selected (default) image doesn't exist we select the first entry
         if self.selected_image > len(self.cf.images):
+            logging.warning("Default image not found")
             self.selected_image = 0
         self.isdone = False
         while not self.isdone: