marked obsolete lib2 code

htdocs/lib2/logic/mailcheck.class.php

@@ -5,7 +5,9 @@
  *  Unicode Reminder メモ
  *
  *  check if the mailserver returns an 550 or 553 code
- ***************************************************************************/
+ *
+ *  This class is currently not in use anywhere (2013-07-15).
+***************************************************************************/
 
 define('CA_OK', 0);
 define('CA_ERROR_TEMPORARY', 1);

htdocs/lib2/logic/old/class.inputfilter.php

@@ -3,6 +3,8 @@
  *  For license information see doc/license.txt
  *
  *  Unicode Reminder メモ
+ *
+ *  Old HTML purifier, not in use
  ***************************************************************************/
 			
 $allowedtags = mb_split(',', 'a,b,i,p,q,s,u,br,dd,dl,dt,em,h1,h2,h3,h4,h5,h6,hr,li,td,th,tr,tt,ol,ul,big,bdo,col,dfn,del,dir,div,ins,img,kbd,map,pre,sub,sup,var,abbr,area,cite,code,font,menu,samp,span,small,thead,tfoot,tbody,table,strong,center,strike,acronym,address,caption,isindex,colgroup,fieldset');

htdocs/lib2/logic/old/smileys.class.php

@@ -3,6 +3,8 @@
  *  For license information see doc/license.txt
  *
  *  Unicode Reminder メモ
+ *
+ *  Looks like this has been replaced by lib2/smiley.inc.php.
  ***************************************************************************/
 
 class smileys

htdocs/lib2/smiley.inc.php

@@ -3,6 +3,9 @@
  *  For license information see doc/license.txt
  *
  *  Unicode Reminder メモ
+ *
+ *  Smiley translater for smarty extension, see modifier_smiley.php.
+ *  Same content like smilies.class.php.
  ***************************************************************************/
 
 global $smiley;
@@ -59,6 +62,7 @@ if (!isset($smiley))
 											" XO "
 										);
 
+	// This array is not used anywhere.
 	$smiley['show'] = array(
 											'1',
 											'0',