--- func.php.orig	2004-03-30 10:50:56.000000000 +0900
+++ func.php	2004-05-31 01:10:54.000000000 +0900
@@ -669,6 +669,19 @@
 	return join($glue, $arr);
 }
 
+//
+function get_word_in_vars()
+{
+  global $vars;
+
+  $encoding = array_key_exists('encoding',$vars) ? $vars['encoding'] : SOURCE_ENCODING;
+  $word = array_key_exists('word',$vars) ? $vars['word'] : '';
+  if ($encoding != SOURCE_ENCODING) {
+    $word = mb_convert_encoding($word, SOURCE_ENCODING, $encoding);
+  }
+  return $word;
+}
+
 //is_a
 //(PHP 4 >= 4.2.0)
 //
--- html.php.orig	2004-03-30 10:50:56.000000000 +0900
+++ html.php	2004-05-31 01:18:07.000000000 +0900
@@ -71,8 +71,8 @@
 	//Γ±ΈμΈ‘Ίχ
 	if ($search_word_color and array_key_exists('word',$vars))
 	{
-		$body = '<div class="small">'.$_msg_word.htmlspecialchars($vars['word'])."</div>$hr\n$body";
-		$words = array_flip(array_splice(preg_split('/\s+/',$vars['word'],-1,PREG_SPLIT_NO_EMPTY),0,10));
+		$body = '<div class="small">'.$_msg_word.htmlspecialchars(get_word_in_vars())."</div>$hr\n$body";
+		$words = array_flip(array_splice(preg_split('/\s+/',get_word_in_vars(),-1,PREG_SPLIT_NO_EMPTY),0,10));
 		$keys = array();
 		foreach ($words as $word=>$id)
 		{
--- plugin/search.inc.php.orig	2003-06-13 20:43:53.000000000 +0900
+++ plugin/search.inc.php	2004-05-31 01:17:28.000000000 +0900
@@ -10,13 +10,13 @@
 	global $script,$vars;
 	global $_title_result,$_title_search,$_msg_searching,$_btn_and,$_btn_or,$_btn_search;
 	
-	$s_word = array_key_exists('word',$vars) ? htmlspecialchars($vars['word']) : '';
+	$s_word = htmlspecialchars(get_word_in_vars());
 	$type = array_key_exists('type',$vars) ? $vars['type'] : '';
 
 	if ($s_word != '')
 	{
 		$msg = str_replace('$1',$s_word,$_title_result);
-		$body = do_search($vars['word'],$type);
+		$body = do_search($s_word,$type);
 	}
 	else
 	{