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Warning: include() [function.include]: Failed opening '../am.php' for inclusion (include_path='.:/usr/local/php5/lib/php') in /opt/local/activemath/www/teaching/index.php on line 3

Warning: include(../data/courses_data.php) [function.include]: failed to open stream: No such file or directory in /opt/local/activemath/www/teaching/index.php on line 5

Warning: include() [function.include]: Failed opening '../data/courses_data.php' for inclusion (include_path='.:/usr/local/php5/lib/php') in /opt/local/activemath/www/teaching/index.php on line 5

Fatal error: Call to undefined function am_header() in /opt/local/activemath/www/teaching/index.php on line 7