2;$K[$x]=$L[$x];}return$K;}}}function
escape_key($x){if(preg_match('(^([\w(]+)('.str_replace("_",".*",preg_quote(idf_escape("_"))).')([ \w)]+)$)',$x,$A))return$A[1].idf_escape(idf_unescape($A[2])).$A[3];return
idf_escape($x);}function