народ как в перловом скрипте узнать с какой страницы пришел браузер. т.е. путь к предыдущей странице ??

в том то и дело что ТАКОЙ ПЕРЕМЕННОЙ НЕТТ.

всё что есть :
QUERY_STRING =
SYSTEMROOT = C:\WINNT
SERVER_ADDR = 10.20.36.163
HTTP_ACCEPT_LANGUAGE = ru
SERVER_PROTOCOL = HTTP/1.1
HTTP_CONNECTION = Keep-Alive
SERVER_SIGNATURE =
Apache/1.3.12 Server at maski.azov.stal Port 80

COMSPEC = C:\WINNT\system32\cmd.exe
REMOTE_PORT = 1490
HTTP_ACCEPT = */*
HTTP_USER_AGENT = Mozilla/4.0 (compatible; MSIE 5.5; Windows NT 5.0)
GATEWAY_INTERFACE = CGI/1.1
HTTP_HOST = maski.azov.stal
WINDIR = C:\WINNT
SERVER_SOFTWARE = Apache/1.3.12 (Win32)
SERVER_ADMIN = you@your.address
REMOTE_ADDR = 10.20.36.163
SCRIPT_NAME = /cgi-bin/ntb1.pl
HTTP_ACCEPT_ENCODING = gzip, deflate
SERVER_NAME = maski.azov.stal
DOCUMENT_ROOT = c:/program files/apache group/apache/htdocs
REQUEST_URI = /cgi-bin/ntb1.pl
REQUEST_METHOD = GET
SCRIPT_FILENAME = c:/program files/apache group/apache/cgi-bin/ntb1.pl
NLS_LANG = russian_.CL8MSWIN1251
PATH = C:\Program Files\Apache Group\Apache;c:\Perl\bin;c:\server\bin;C:\Program Files\Oracle\jre\1.1.7\bin;C:\orant_server\bin;C:\PROGRA~1\Borland\Delphi5\Projects\Bpl;C:\PROGRA~1\Borland\vbroker\jre\Bin;C:\PROGRA~1\Borland\vbroker\Bin;C:\PROGRA~1\Borland\Delphi5\Bin;C:\orant\bin;C:\WINNT\system32;C:\WINNT;C:\WINNT\System32\Wbem;C:\Program Files\Embarcadero\Jan2000Shared;C:\Program Files\Embarcadero\DBA51;c:\program file\java2\bin
SERVER_PORT = 80