diff --git a/VERSION b/VERSION
index 88c5d2d4..82e4e480 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-Version 1.99.4 (2011-12-17 22:07:17) stable
+Version 1.99.4 (2011-12-18 10:39:51) stable
diff --git a/gluon/contrib/markmin/markmin2latex.py b/gluon/contrib/markmin/markmin2latex.py
index 3ec78d6d..610259f2 100755
--- a/gluon/contrib/markmin/markmin2latex.py
+++ b/gluon/contrib/markmin/markmin2latex.py
@@ -51,7 +51,12 @@ def latex_escape(text,pound=True):
     if pound: text=text.replace('#','\\#')
     return text
 
-def render(text,extra={},allowed={},sep='p',image_mapper=lambda x:x):
+def render(text,
+           extra={},
+           allowed={},
+           sep='p',
+           image_mapper=lambda x:x,
+           chapters=False):
     #############################################################
     # replace all blocks marked with ``...``:class with META
     # store them into segments they will be treated as code
@@ -142,6 +147,11 @@ def render(text,extra={},allowed={},sep='p',image_mapper=lambda x:x):
     #text = regex_quote_left.sub('``',text)
     #text = regex_quote_right.sub("''",text)
 
+    if chapters:
+        text=text.replace(r'\section*{',r'\chapter*{')
+        text=text.replace(r'\section{',r'\chapter{')
+        text=text.replace(r'subsection{',r'section{')
+
     #############################################################
     # process all code text
     #############################################################
@@ -245,7 +255,7 @@ if __name__ == '__main__':
                       default=False)
     parser.add_option("-n", "--no_wrapper", dest="no_wrapper",
                       action="store_true",default=False)
-    parser.add_option("-1", "--one", dest="one",action="store_true",
+    parser.add_option("-c", "--chapters", dest="chapters",action="store_true",
                       default=False,help="switch section for chapter")
     parser.add_option("-w", "--wrapper", dest="wrapper", default=False,
                       help="latex file containing header and footer")
@@ -275,11 +285,9 @@ if __name__ == '__main__':
             finally:
                 fargs.close()
         content = '\n'.join(content_data)
-        output= markmin2latex(content,wrapper=wrapper)
-        if options.one:
-            output=output.replace(r'\section*{',r'\chapter*{')
-            output=output.replace(r'\section{',r'\chapter{')
-            output=output.replace(r'subsection{',r'section{')
+        output= markmin2latex(content,
+                              wrapper=wrapper,
+                              chapters=options.chapters)
         print output
 
 
diff --git a/gluon/dal.py b/gluon/dal.py
index b6690a9b..a225f8d1 100644
--- a/gluon/dal.py
+++ b/gluon/dal.py
@@ -943,6 +943,11 @@ class BaseAdapter(ConnectionPool):
         return '(%s IN (%s))' % (self.expand(first), items)
 
     def LIKE(self, first, second):
+        "case sensitive like operator"
+        raise NotImplementedError
+
+    def ILIKE(self, first, second):
+        "case in-sensitive like operator"
         return '(%s LIKE %s)' % (self.expand(first), self.expand(second, 'string'))
 
     def STARTSWITH(self, first, second):
@@ -1908,14 +1913,22 @@ class PostgreSQLAdapter(BaseAdapter):
         self.execute("select currval('%s')" % table._sequence_name)
         return int(self.cursor.fetchone()[0])
 
+
     def LIKE(self,first,second):
-        return '(%s ILIKE %s)' % (self.expand(first),self.expand(second,'string'))
+        return '(%s LIKE %s)' % (self.expand(first),
+                                 self.expand(second,'string'))
+
+    def ILIKE(self,first,second):
+        return '(%s ILIKE %s)' % (self.expand(first),
+                                  self.expand(second,'string'))
 
     def STARTSWITH(self,first,second):
-        return '(%s ILIKE %s)' % (self.expand(first),self.expand(second+'%','string'))
+        return '(%s ILIKE %s)' % (self.expand(first),
+                                  self.expand(second+'%','string'))
 
     def ENDSWITH(self,first,second):
-        return '(%s ILIKE %s)' % (self.expand(first),self.expand('%'+second,'string'))
+        return '(%s ILIKE %s)' % (self.expand(first),
+                                  self.expand('%'+second,'string'))
 
     def CONTAINS(self,first,second):
         if first.type in ('string','text'):
@@ -3174,7 +3187,7 @@ class NoSQLAdapter(BaseAdapter):
     def RANDOM(self): raise SyntaxError, "Not supported"
     def SUBSTRING(self,field,parameters):  raise SyntaxError, "Not supported"
     def PRIMARY_KEY(self,key):  raise SyntaxError, "Not supported"
-    def LIKE(self,first,second): raise SyntaxError, "Not supported"
+    def ILIKE(self,first,second): raise SyntaxError, "Not supported"
     def drop(self,table,mode):  raise SyntaxError, "Not supported"
     def alias(self,table,alias): raise SyntaxError, "Not supported"
     def migrate_table(self,*a,**b): raise SyntaxError, "Not supported"
@@ -4174,7 +4187,7 @@ class MongoDBAdapter(NoSQLAdapter):
         items.append(self.expand(item, first.type) for item in second)
         return {self.expand(first) : {"$in" : items} }
 
-    def LIKE(self, first, second):
+    def ILIKE(self, first, second):
         #escaping regex operators?
         return {self.expand(first) : ('%s' % self.expand(second, 'string').replace('%','/'))}
 
@@ -5872,8 +5885,9 @@ class Expression(object):
     def __ge__(self, value):
         return Query(self.db, self.db._adapter.GE, self, value)
 
-    def like(self, value):
-        return Query(self.db, self.db._adapter.LIKE, self, value)
+    def like(self, value, case_sensitive=False):
+        op = case_sensitive and self.db._adapter.LIKE or self.db._adapter.ILIKE
+        return Query(self.db, op, self, value)
 
     def belongs(self, value):
         return Query(self.db, self.db._adapter.BELONGS, self, value)