diff --git a/src/calibre/gui2/device.py b/src/calibre/gui2/device.py
index 9f71c3088d..c9c79095f3 100644
--- a/src/calibre/gui2/device.py
+++ b/src/calibre/gui2/device.py
@@ -597,7 +597,7 @@ class DeviceMenu(QMenu): # {{{
 
     # }}}
 
-class DeviceSignals(QObject):
+class DeviceSignals(QObject): # {{{
     #: This signal is emitted once, after metadata is downloaded from the
     #: connected device.
     #: The sequence: gui.device_manager.is_device_connected will become True,
@@ -614,6 +614,7 @@ class DeviceSignals(QObject):
     device_connection_changed = pyqtSignal(object)
 
 device_signals = DeviceSignals()
+# }}}
 
 class DeviceMixin(object): # {{{
 
diff --git a/src/calibre/gui2/store/amazon_plugin.py b/src/calibre/gui2/store/amazon_plugin.py
index a9ec17e694..693ef883fb 100644
--- a/src/calibre/gui2/store/amazon_plugin.py
+++ b/src/calibre/gui2/store/amazon_plugin.py
@@ -139,14 +139,26 @@ class AmazonKindleStore(StorePlugin):
                 cover_xpath = './/div[@class="productTitle"]//img/@src'
                 title_xpath = './/div[@class="productTitle"]/a//text()'
                 price_xpath = './/div[@class="newPrice"]/span/text()'
-            # Vertical list of books. Search "martin"
+            # Vertical list of books.
             else:
-                data_xpath = '//div[contains(@class, "results")]//div[contains(@class, "result")]'
-                format_xpath = './/span[@class="binding"]//text()'
-                asin_xpath = './/div[@class="image"]/a[1]'
-                cover_xpath = './/img[@class="productImage"]/@src'
-                title_xpath = './/a[@class="title"]/text()'
-                price_xpath = './/span[@class="price"]/text()'
+                # New style list. Search "Paolo Bacigalupi"
+                if doc.xpath('boolean(//div[@class="image"])'):
+                    data_xpath = '//div[contains(@class, "results")]//div[contains(@class, "result")]'
+                    format_xpath = './/span[@class="binding"]//text()'
+                    asin_xpath = './/div[@class="image"]/a[1]'
+                    cover_xpath = './/img[@class="productImage"]/@src'
+                    title_xpath = './/a[@class="title"]/text()'
+                    price_xpath = './/span[@class="price"]/text()'
+                # Old style list. Search "martin"
+                else:
+                    data_xpath = '//div[contains(@class, "result")]'
+                    format_xpath = './/span[@class="format"]//text()'
+                    asin_xpath = './/div[@class="productImage"]/a[1]'
+                    cover_xpath = './/div[@class="productImage"]//img/@src'
+                    title_xpath = './/div[@class="productTitle"]/a/text()'
+                    price_xpath = './/div[@class="newPrice"]//span//text()'
+                    
+            
             
             for data in doc.xpath(data_xpath):
                 if counter <= 0:
diff --git a/src/calibre/library/database2.py b/src/calibre/library/database2.py
index 03c0712daa..926ac5527c 100644
--- a/src/calibre/library/database2.py
+++ b/src/calibre/library/database2.py
@@ -26,7 +26,7 @@ from calibre.library.custom_columns import CustomColumns
 from calibre.library.sqlite import connect, IntegrityError
 from calibre.library.prefs import DBPrefs
 from calibre.ebooks.metadata.book.base import Metadata
-from calibre.constants import preferred_encoding, iswindows, isosx, filesystem_encoding
+from calibre.constants import preferred_encoding, iswindows, filesystem_encoding
 from calibre.ptempfile import PersistentTemporaryFile
 from calibre.customize.ui import run_plugins_on_import
 from calibre import isbytestring
@@ -188,8 +188,9 @@ class LibraryDatabase2(LibraryDatabase, SchemaUpgrade, CustomColumns):
         apply_default_prefs = not os.path.exists(self.dbpath)
         self.connect()
 
-        self.is_case_sensitive = not iswindows and not isosx and \
-            not os.path.exists(self.dbpath.replace('metadata.db', 'MeTAdAtA.dB'))
+        self.is_case_sensitive = (not iswindows and
+            not os.path.exists(self.dbpath.replace('metadata.db',
+                'MeTAdAtA.dB')))
         SchemaUpgrade.__init__(self)
         # Guarantee that the library_id is set
         self.library_id
diff --git a/src/calibre/manual/conversion.rst b/src/calibre/manual/conversion.rst
index 540da0fc9a..fea828f706 100644
--- a/src/calibre/manual/conversion.rst
+++ b/src/calibre/manual/conversion.rst
@@ -189,7 +189,7 @@ Extra CSS
 
 This option allows you to specify arbitrary CSS that will be applied to all HTML files in the
 input. This CSS is applied with very high priority and so should override most CSS present in
-the input document itself. You can use this setting to fine tune the presentation/layout of your
+the **input document** itself. You can use this setting to fine tune the presentation/layout of your
 document. For example, if you want all paragraphs of class `endnote` to be right aligned, just 
 add::
     
@@ -200,7 +200,8 @@ or if you want to change the indentation of all paragraphs::
     p { text-indent: 5mm; }
 
 :guilabel:`Extra CSS` is a very powerful option, but you do need an understanding of how CSS works
-to use it to its full potential.
+to use it to its full potential. You can use the debug pipeline option described above to see what
+CSS is present in your input document.
 
 Miscellaneous
 ~~~~~~~~~~~~~~