diff --git a/src/var/lib/tyto/program/wip.py b/src/var/lib/tyto/program/wip.py
index f979dec..0c84e67 100644
--- a/src/var/lib/tyto/program/wip.py
+++ b/src/var/lib/tyto/program/wip.py
@@ -87,14 +87,18 @@ def wip_article(target):
   wip_links()       # Links_%i from headers in DB
   wip_images()      # Images_%i from headers in DB
   
-  # Quotes
-  wip_quotes()      # Decode B64 and convert
+  # Quotes. Decode base64 Q64 and convert to HTML
+  wip_quotes()      
   
-  # inline_codes
+  # inline_codes. Decode base64 icode and replace
   wip_icodes()
+  
+  # Block-codes. Decode B64 and convert to HTML
+  wip_bcodes()
 
   print(article_bottom)
 
+
 #=================================#
 # Create string article from file #
 # post is string splitted '\n'    #
@@ -421,8 +425,10 @@ def wip_quotes() :
                        'Q64.%s.Q64'%line, quote_html
                        )
 
+
 #==========================#
 # Convert all inline-codes #
+# Content is HTML ready    #
 #--------------------------#
 def wip_icodes():
   global article_bottom
@@ -432,3 +438,40 @@ def wip_icodes():
     rep_icode = 'I64.' + match + '.I64'
     src_icode = tyto.b64("Decode", match, 'I64.', '.I64')
     article_bottom = article_bottom.replace(rep_icode, src_icode)
+
+
+#==================================================#
+# Convert all block-codes                          #
+# Content is raw, and have to be converted in HTML #
+#--------------------------------------------------#
+def wip_bcodes():
+  global article_bottom
+  
+  matches = re.findall(r'B64.(.*?).B64', article_bottom)
+  for match in matches:
+    rep_bcode = 'B64.' + match + '.B64'
+    src_bcode = tyto.b64("Decode", match, 'B64.', '.B64')
+    
+    # Convert src_bcode
+    for line in src_bcode.rsplit('\n'):
+      
+      # CSS + opened marker
+      if line.startswith(tyto.words_tags[12][0]):
+        set_css = tyto.get_css(line)
+        html_bcode = '<pre class="%s">\n'%set_css + \
+                   '  <code class="bcode">'
+      
+      # closed marker
+      elif line.startswith(tyto.words_tags[12][1]):
+        html_bcode = '%s\n  </code>\n'%html_bcode + \
+                     '</pre>'
+      
+      # Block-code content per line
+      else:
+        html_bcode = '%s\n    <span class="bcode">%s</span>'%(html_bcode, line)
+    
+    article_bottom = article_bottom.replace(rep_bcode, html_bcode)
+      
+      
+      
+