sub GetUserSessionCookie
{
    warn("Entered GetUserSessionCookie");
	use CGI qw/:standard/;
	# fetch existing cookies
	my %cookies = CGI::Cookie->fetch;
	warn(%cookies);
	my $sid;
#	warn("GetUserSessionCookie sessionname: '$cookies{$sessionname}'");
	if ($cookies{$sessionname}) {
	   $sid = $cookies{$sessionname}->value;
   	   warn("GetUserSessionCookie SID: $sid");
	   }
	else{
	 $sid = 0;
	}
	return $sid;
}