@@@ $Id: usage.txt,v 1.2 2005/02/28 08:28:10 obecker Exp $
Usage:
java net.sf.joost.Main [options] xml-src stx-src [params] {stx-src [params]}

Options:
  -help            print this message
  -version         print the version information and exit
  -o <filename>    write the result to the file <filename>
  -m <classname>   use a <classname> object for stx:message output
  -nodecl          omit XML declaration in the result
  -noext           prevent calls on Java extension functions
  -time            print timing information on standard error output
  -pdf             pass the result to FOP for PDF generation (requires -o)
@@@ START DEBUG ONLY
  -log-properties <properties-file>
                   use the file <properties-file> for log4j initialization
                   (default is the embedded file log4j.properties)
  -log-level all|debug|info|warn|error|fatal|all
                   set the log level for the root logger object
                   (default is specified in the properties file being used)
@@@ END DEBUG ONLY

The '-' for the xml-src parameter denotes the standard input.
Parameters for the transformation (e.g. <stx:param name="par"/>) 
must be specified as par=value
