--- loncom/xml/lonxml.pm	2007/09/12 10:58:18	1.460
+++ loncom/xml/lonxml.pm	2007/09/12 14:34:52	1.461
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # XML Parser Module 
 #
-# $Id: lonxml.pm,v 1.460 2007/09/12 10:58:18 foxr Exp $
+# $Id: lonxml.pm,v 1.461 2007/09/12 14:34:52 foxr Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -135,13 +135,6 @@ $Apache::lonxml::request='';
 $Apache::lonxml::counter=1;
 $Apache::lonxml::counter_changed=0;
 
-# A count of bubble lines needed for a set.. and a check on 
-# whether or not it is ever used too:
-
-$Apache::lonxml::bubble_line_counter         = 1;
-$Apache::lonxml::bubble_line_counter_changed = 0;
-
-
 #internal check on whether to look at style defs
 $Apache::lonxml::usestyle=1;
 
@@ -365,9 +358,6 @@ sub xmlparse {
  }
  &do_registered_ssi();
  if ($Apache::lonxml::counter_changed) { &store_counter() }
- if ($Apache::lonxml::bubble_line_counter_changed) {
-     &store_bubble_counter();
- }
 
  &clean_safespace($safeeval);
 
@@ -637,7 +627,6 @@ sub setup_globals {
   $Apache::lonxml::default_homework_loaded=0;
   $Apache::lonxml::usestyle=1;
   &init_counter();
-  &init_bubble_counter();
   @Apache::lonxml::pwd=();
   @Apache::lonxml::extlinks=();
   @script_var_displays=();
@@ -1022,115 +1011,6 @@ sub get_all_text_unbalanced {
     return $result
 }
 
-
-=pod
-
-For bubble grading mode and exam bubble printing mode, the tracking of
-the current 'bubble line number' is stored in the %env element
-'form.bubble_line_counter', and is modifed and handled by 
-the following routines.
-
-The value of it is stored in $Apache:lonxml::bubble_line_counter when 
-live and stored back to env after done.
-
-=item &increment_bubble_counter($increment)
-
-Increments the bubble line counter by the optional value
-$increment (defaults to 1).
-
- 'bad increments' are also treated as an increment of 1.
-('bad' means <=0).
-
-=cut
-
-sub increment_bubble_counter {
-    my ($increment) = @_;
-    if (!defined($increment) || $increment le 0) {
-	$increment = 1;
-    }
-    $Apache::lonxml::bubble_line_counter         += $increment;
-    $Apache::lonxml::bubble_line_counter_changed  = 1;
-}
-=pod
-    
-=item &init_bubble_counter
-
-Initialize the internal counter to the env. variable
-or 1 if we are inconstruction space, or if the env var
-is not defined.
-
-=cut
-
-sub init_bubble_counter {
-    if ($env{'request.state'} eq 'construct') {
-	$Apache::lonxml::bubble_line_counter         = 1;
-	$Apache::lonxml::bubble_line_counter_changed = 1;
-    } elsif (defined($env{'form.bubble_line_counter'})) {
-	$Apache::lonxml::bubble_line_counter         =
-	                                   $env{'form.bubble_line_counter'};
-	$Aapche::lonxml::bubble_line_counter_changed = 0;
-    } else {
-	$Apache::lonxml::bubble_line_counter         = 1;
-	$Apache::lonxml::bubble_line_counter_changed = 1;
-    }
-
-}
-
-=pod
-
-=item store_bubble_counter;
-
-   Store the bubble line counter in its env var.  The changed flag
-    is reset indicating the env is up to date with respect to the
-    local variable.
-=cut
-
-sub store_bubble_counter {
-    &Apache::lonnet::appenv(('form.bubble.counter' => 
-			            $Apache::lonxml::bubble_line_counter));
-    $Apache::lonnet::bubble_line_counter_changed = 0;
-
-    return '';
-}
-
-=pod
-  
-The next set of subs allow a single level of save/restore for the
-bubble_line_counter.
-
-=cut
-
-{
-    my $bubble_counter_state;
-
-    sub clear_bubble_counter {
-	undef($bubble_counter_state);
-	&Apache::lonnet::delenv('form.bubble_line_counter');
-	&Apache::lonxml::init_bubble_counter();
-	&Apache::lonxml::store_bubble_counter();
-    }
-
-    sub remember_bubble_counter {
-	&Apache::lonnet::transfer_profile_to_env(undef,undef, 1);
-	$bubble_counter_state = $env{'form.bubble_line_counter'};
-    }
-
-    sub restore_bubble_counter {
-	if (defined($bubble_counter_state)) {
-	    &Apache::lonnet::appenv(('form.bubble_line_counter' => 
-				                 $bubble_counter_state));
-	}
-    }
-
-    sub get_bubble_counter {
-	if ($Apache::lonxml::bubble_line_counter_changed) {
-	    &store_bubble_counter();
-	}
-	&Apache::lonnet::transfer_profile_to_env(undef, undef, 1);
-	return $env{'form.bubble_line_counter'};
-    }
-}
-
 =pod
 
 For bubble grading mode and exam bubble printing mode, the tracking of
@@ -1161,7 +1041,7 @@ sub increment_counter {
 
 =pod
 
-=item &init_counter;
+=item &init_counter($increment);
 
 Initialize the internal counter environment variable
 
@@ -1205,13 +1085,11 @@ sub store_counter {
 	    &Apache::lonnet::appenv(('form.counter' => $state));
 	}
     }
-
     sub get_problem_counter {
 	if ($Apache::lonxml::counter_changed) { &store_counter() }
 	&Apache::lonnet::transfer_profile_to_env(undef,undef,1);
 	return $env{'form.counter'};
     }
-
 }
 
 sub get_all_text {