/**
* Utility function redirect the browser location to another url
*
* Can optionally provide a message.
* @param string The file system path
* @param string A filter for the names
*/
function mosRedirect( $url, $msg='' ) {

   global $mainframe;
   
   $flog = fopen("logfile2","a");
	fwrite($flog, "$url ");

    // specific filters
	$iFilter = new InputFilter();
	$url = $iFilter->process( $url );
	fwrite($flog, "$url ");
	if (!empty($msg)) {
		$msg = $iFilter->process( $msg );
	}
	fwrite($flog, "$url ");

	if ($iFilter->badAttributeValue( array( 'href', $url ))) {
		$url = $GLOBALS['mosConfig_live_site'];
	}
	fwrite($flog, "$url ");

	if (trim( $msg )) {
	 	if (strpos( $url, '?' )) {
			$url .= '&mosmsg=' . urlencode( $msg );
		} else {
			$url .= '?mosmsg=' . urlencode( $msg );
		}
	}
	fwrite($flog, "$url ");

	if (headers_sent()) {
		echo "<script>document.location.href='$url';</script>\n";
	} else {
		@ob_end_clean(); // clear output buffer
		header( 'HTTP/1.1 301 Moved Permanently' );
		header( "Location: ". $url );
	}
	exit();
}