Reply To: tcl using $HCISITEDIR and other variables Homepage › Clovertech Forums › Read Only Archives › Cloverleaf › Cloverleaf › tcl using $HCISITEDIR and other variables › Reply To: tcl using $HCISITEDIR and other variables April 12, 2005 at 12:28 pm #56318 Bill BerteraParticipant in tcl they’re: HciSiteDir, HciSite, HciRoot. they’re global variables, so you need to have: global HciSiteDir global HciSite global HciRoot before you use them. It’s better to use the variables then hardcode, for the reasons you mention.