diff --git a/manual/news.rst b/manual/news.rst
index 873025d467..9783a262aa 100755
--- a/manual/news.rst
+++ b/manual/news.rst
@@ -30,7 +30,7 @@ Lets pick a couple of feeds that look interesting:
     #. Business Travel: http://feeds.portfolio.com/portfolio/businesstravel
     #. Tech Observer: http://feeds.portfolio.com/portfolio/thetechobserver
 
-I got the URLs by clicking the little orange RSS icon next to each feed name. To make |app| download the feeds and convert them into an ebook, you should click the :guilabel:`Fetch news` button and then the :guilabel:`Add a custom news source` menu item. A dialog similar to that shown below should open up.
+I got the URLs by clicking the little orange RSS icon next to each feed name. To make |app| download the feeds and convert them into an ebook, you should right click the :guilabel:`Fetch news` button and then the :guilabel:`Add a custom news source` menu item. A dialog similar to that shown below should open up.
 
 .. image:: images/custom_news.png
     :align: center
diff --git a/src/calibre/ebooks/mobi/reader/ncx.py b/src/calibre/ebooks/mobi/reader/ncx.py
index ca3255e100..d3747f6a8a 100644
--- a/src/calibre/ebooks/mobi/reader/ncx.py
+++ b/src/calibre/ebooks/mobi/reader/ncx.py
@@ -9,6 +9,7 @@ __docformat__ = 'restructuredtext en'
 
 import os
 
+from calibre import replace_entities
 from calibre.ebooks.metadata.toc import TOC
 from calibre.ebooks.mobi.reader.headers import NULL_INDEX
 from calibre.ebooks.mobi.reader.index import read_index
@@ -88,7 +89,8 @@ def build_toc(index_entries):
     for lvl in sorted(levels):
         for item in level_map[lvl]:
             parent = num_map[item['parent']]
-            child = parent.add_item(item['href'], item['idtag'], item['text'])
+            child = parent.add_item(item['href'], item['idtag'],
+                    replace_entities(item['text'], encoding=None))
             num_map[item['num']] = child
 
     # Set play orders in depth first order
diff --git a/src/calibre/ebooks/mobi/writer8/skeleton.py b/src/calibre/ebooks/mobi/writer8/skeleton.py
index 5db6ee0b5c..ae8fdf364c 100644
--- a/src/calibre/ebooks/mobi/writer8/skeleton.py
+++ b/src/calibre/ebooks/mobi/writer8/skeleton.py
@@ -76,15 +76,13 @@ def tostring(raw, **kwargs):
 
 class Chunk(object):
 
-    def __init__(self, raw, parent_tag):
+    def __init__(self, raw, selector):
         self.raw = raw
         self.starts_tags = []
         self.ends_tags = []
         self.insert_pos = None
-        self.parent_tag = parent_tag
-        self.parent_is_body = False
-        self.is_last_chunk = False
         self.is_first_chunk = False
+        self.selector = "%s-//*[@aid='%s']"%selector
 
     def __len__(self):
         return len(self.raw)
@@ -97,11 +95,6 @@ class Chunk(object):
         return 'Chunk(len=%r insert_pos=%r starts_tags=%r ends_tags=%r)'%(
                 len(self.raw), self.insert_pos, self.starts_tags, self.ends_tags)
 
-    @property
-    def selector(self):
-        typ = 'S' if (self.is_last_chunk and not self.parent_is_body) else 'P'
-        return "%s-//*[@aid='%s']"%(typ, self.parent_tag)
-
     __str__ = __repr__
 
 class Skeleton(object):
@@ -251,13 +244,13 @@ class Chunker(object):
 
     def step_into_tag(self, tag, chunks):
         aid = tag.get('aid')
-        is_body = tag.tag == 'body'
+        self.chunk_selector = ('P', aid)
 
         first_chunk_idx = len(chunks)
 
         # First handle any text
         if tag.text and tag.text.strip(): # Leave pure whitespace in the skel
-            chunks.extend(self.chunk_up_text(tag.text, aid))
+            chunks.extend(self.chunk_up_text(tag.text))
             tag.text = None
 
         # Now loop over children
@@ -266,21 +259,21 @@ class Chunker(object):
             if child.tag == etree.Entity:
                 chunks.append(raw)
                 if child.tail:
-                    chunks.extend(self.chunk_up_text(child.tail, aid))
+                    chunks.extend(self.chunk_up_text(child.tail))
                 continue
             raw = close_self_closing_tags(raw)
             if len(raw) > CHUNK_SIZE and child.get('aid', None):
                 self.step_into_tag(child, chunks)
                 if child.tail and child.tail.strip(): # Leave pure whitespace
-                    chunks.extend(self.chunk_up_text(child.tail, aid))
+                    chunks.extend(self.chunk_up_text(child.tail))
                     child.tail = None
             else:
                 if len(raw) > CHUNK_SIZE:
                     self.log.warn('Tag %s has no aid and a too large chunk'
                             ' size. Adding anyway.'%child.tag)
-                chunks.append(Chunk(raw, aid))
+                chunks.append(Chunk(raw, self.chunk_selector))
                 if child.tail:
-                    chunks.extend(self.chunk_up_text(child.tail, aid))
+                    chunks.extend(self.chunk_up_text(child.tail))
                 tag.remove(child)
 
         if len(chunks) <= first_chunk_idx and chunks:
@@ -293,12 +286,9 @@ class Chunker(object):
             my_chunks = chunks[first_chunk_idx:]
             if my_chunks:
                 my_chunks[0].is_first_chunk = True
-                my_chunks[-1].is_last_chunk = True
-                if is_body:
-                    for chunk in my_chunks:
-                        chunk.parent_is_body = True
+        self.chunk_selector = ('S', aid)
 
-    def chunk_up_text(self, text, parent_tag):
+    def chunk_up_text(self, text):
         text = text.encode('utf-8')
         ans = []
 
@@ -314,7 +304,7 @@ class Chunker(object):
         while rest:
             start, rest = split_multibyte_text(rest)
             ans.append(b'<span class="AmznBigTextBlock">' + start + '</span>')
-        return [Chunk(x, parent_tag) for x in ans]
+        return [Chunk(x, self.chunk_selector) for x in ans]
 
     def merge_small_chunks(self, chunks):
         ans = chunks[:1]
diff --git a/src/calibre/gui2/dnd.py b/src/calibre/gui2/dnd.py
index 90b7e1e0ca..c474fed537 100644
--- a/src/calibre/gui2/dnd.py
+++ b/src/calibre/gui2/dnd.py
@@ -135,21 +135,22 @@ def dnd_has_extension(md, extensions):
         prints('Debugging DND event')
         for f in md.formats():
             f = unicode(f)
-            prints(f, repr(data_as_string(f, md))[:300], '\n')
+            raw = data_as_string(f, md)
+            prints(f, len(raw), repr(raw[:300]), '\n')
         print ()
     if has_firefox_ext(md, extensions):
         return True
     if md.hasUrls():
         urls = [unicode(u.toString()) for u in
                 md.urls()]
-        purls = [urlparse(u) for u in urls]
-        paths = [u2p(x) for x in purls]
+        paths = [urlparse(u).path for u in urls]
+        exts = frozenset([posixpath.splitext(u)[1][1:].lower() for u in
+            paths if u])
         if DEBUG:
             prints('URLS:', urls)
             prints('Paths:', paths)
+            prints('Extensions:', exts)
 
-        exts = frozenset([posixpath.splitext(u)[1][1:].lower() for u in
-            paths])
         return bool(exts.intersection(frozenset(extensions)))
     return False
 
diff --git a/src/calibre/gui2/viewer/main.py b/src/calibre/gui2/viewer/main.py
index c6eb76c735..791fda0f93 100644
--- a/src/calibre/gui2/viewer/main.py
+++ b/src/calibre/gui2/viewer/main.py
@@ -507,8 +507,8 @@ class EbookViewer(MainWindow, Ui_EbookViewer):
         self.clock_label.setVisible(True)
         self.clock_label.setText('99:99 AA')
         self.clock_timer.start(1000)
-        self.clock_label.setStyleSheet(self.clock_label_style%
-                tuple(self.view.document.colors()))
+        self.clock_label.setStyleSheet(self.clock_label_style%(
+                'rgba(0, 0, 0, 0)', self.view.document.colors()[1]))
         self.clock_label.resize(self.clock_label.sizeHint())
         sw = QApplication.desktop().screenGeometry(self.view)
         self.clock_label.move(sw.width() - self.vertical_scrollbar.width() - 15
diff --git a/src/calibre/library/catalogs/epub_mobi_builder.py b/src/calibre/library/catalogs/epub_mobi_builder.py
index 7cbd639fd7..76f96a3397 100644
--- a/src/calibre/library/catalogs/epub_mobi_builder.py
+++ b/src/calibre/library/catalogs/epub_mobi_builder.py
@@ -2637,8 +2637,10 @@ Author '{0}':
             navLabelTag.insert(0, textTag)
             navPointByLetterTag.insert(0,navLabelTag)
             contentTag = Tag(soup, 'content')
-            contentTag['src'] = "%s#%s_authors" % (HTML_file, self.generateUnicodeName(authors_by_letter[1]))
-
+            if authors_by_letter[1] == self.SYMBOLS:
+                contentTag['src'] = "%s#%s_authors" % (HTML_file, authors_by_letter[1])
+            else:
+                contentTag['src'] = "%s#%s_authors" % (HTML_file, self.generateUnicodeName(authors_by_letter[1]))
             navPointByLetterTag.insert(1,contentTag)
 
             if self.generateForKindle: