function Update($ID, $arFields)
 {
     global $DB;
     $ID = intval($ID);
     if (is_set($arFields, "TITLE")) {
         $arFields["TITLE"] = trim($arFields["TITLE"]);
     }
     if (is_set($arFields, "TYPE")) {
         $arFields["TYPE"] = strtoupper(trim($arFields["TYPE"]));
         if ($arFields["TYPE"] != "T") {
             $arFields["TYPE"] = "W";
         }
     }
     if ($ID > 0 && CFilterDictionary::CheckFields($arFields, "UPDATE")) {
         $strUpdate = $DB->PrepareUpdate("b_forum_dictionary", $arFields);
         $res = $DB->Query("UPDATE b_forum_dictionary SET " . $strUpdate . " WHERE ID=" . $ID);
         return $res;
     }
     return false;
 }