Up to [LON-CAPA] / loncom / auth
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Keyword substitution: kv
Default branch: MAIN
Current tag: version_1_3_2
Only display 'Contact Helpdesk' link on log-in page if a valid SupportEmail address has been defined in loncapa.conf. Also include selected domain in query string passed to help request form when 'Contact Helpdesk' link is followed, so appropriate select boxes are shown.