loncom/interface/lonnavmaps.pm - diff

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version 1.450, 2010/08/12 16:03:24	version 1.451, 2010/11/17 22:46:27
Line 3465 sub navHash {	Line 3465 sub navHash {
my $param = shift;	my $param = shift;
my $id = shift;	my $id = shift;
my $arg = $param . ($id?$self->{ID}:"");	my $arg = $param . ($id?$self->{ID}:"");
if (defined($arg)) {	if (ref($self) && ref($self->{NAV_MAP}) && defined($arg)) {
return $self->{NAV_MAP}->navhash($arg);	return $self->{NAV_MAP}->navhash($arg);
}	}
return;	return;