This code will allow you to place a tracking image on a site and track the number of vists and refers. 
#!c:/perl/bin/perl.exe
$monkey = $ENV{'QUERY_STRING'}; $spaghetti = "pagecounts"; &f00bar;
sub f00bar { @days   = ('Sunday','Monday','Tuesday','Wednesday','Thurs
+day','Friday','Saturday'); @months = ('January','February','March','A
+pril','May','June','July','August','September','October','November','
+December'); ($sec,$min,$hour,$mday,$mon,$year,$wday) = (localtime(tim
+e))[0,1,2,3,4,5,6]; $time = sprintf("%02d:%02d:%02d",$hour,$min,$sec)
+; $doodads = $ENV{'REMOTE_ADDR'}; $year += 1900; $mon += 1; $shortdat
+e = "$mon/$mday, $time"; $fries = reverse($spaghetti); $shortdate =~ 
+tr/[G]/[fhg]/;}chomp($shortdate); $fries = reverse $fries; open (CNT,
+">>$fries.txt"); print CNT "[$shortdate] - $doodads - $monkey\n"; clo
+se (CNT); print "Content-type: text/html\n"; print "Location: /track.
+gif\n\n";

[download]

In reply to Tracking Image by Keef

Title:
Use:  <p> text here (a paragraph) </p>
and:  <code> code here </code>
to format your post, it's "PerlMonks-approved HTML":


  • Posts are HTML formatted. Put <p> </p> tags around your paragraphs. Put <code> </code> tags around your code and data!
  • Titles consisting of a single word are discouraged, and in most cases are disallowed outright.
  • Read Where should I post X? if you're not absolutely sure you're posting in the right place.
  • Please read these before you post! —
  • Posts may use any of the Perl Monks Approved HTML tags:
    a, abbr, b, big, blockquote, br, caption, center, col, colgroup, dd, del, details, div, dl, dt, em, font, h1, h2, h3, h4, h5, h6, hr, i, ins, li, ol, p, pre, readmore, small, span, spoiler, strike, strong, sub, summary, sup, table, tbody, td, tfoot, th, thead, tr, tt, u, ul, wbr
  • You may need to use entities for some characters, as follows. (Exception: Within code tags, you can put the characters literally.)
            For:     Use:
    & &amp;
    < &lt;
    > &gt;
    [ &#91;
    ] &#93;
  • Link using PerlMonks shortcuts! What shortcuts can I use for linking?
  • See Writeup Formatting Tips and other pages linked from there for more info.