+/**
+ * Extract message headers
+ *
+ * @param resource $imapConnection
+ * @param string $id Message ID
+ * @param string $passed_ent_id Nested/attached/embedded message ID (if any)
+ *
+ * @return array List of all message headers, where each
+ * element is a sub-array that contains two
+ * elements: header name and header value
+ * (in that order) where the header value is
+ * HTML-formatted, ready for display in browser
+ *
+ */
+function parse_viewheader($imapConnection, $id, $passed_ent_id) {