--- loncom/homework/response.pm	2007/04/17 23:25:09	1.162
+++ loncom/homework/response.pm	2007/05/23 22:36:21	1.167
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # various response type definitons response definition
 #
-# $Id: response.pm,v 1.162 2007/04/17 23:25:09 albertel Exp $
+# $Id: response.pm,v 1.167 2007/05/23 22:36:21 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -391,7 +391,6 @@ sub start_customresponse {
 						  $safeeval,'answerdisplay');
 	if ($constructtag) {
 	    $result = &Apache::edit::rebuild_tag($token);
-	    $result.=&Apache::edit::handle_insert();
 	}
     } elsif ($target eq 'answer' || $target eq 'grade') {
 	&Apache::response::reset_params();
@@ -447,6 +446,9 @@ sub end_customresponse {
 	$result .= &Apache::response::answer_part('customresponse',$answer);
 	$result .= &Apache::response::answer_footer('customresponse');
     }
+    if ($target eq 'web') {
+	&setup_prior_tries_hash(\&format_prior_response_math);
+    }
     if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || 
 	$target eq 'tex' || $target eq 'analyze') {
 	&Apache::lonxml::increment_counter(&Apache::response::repetition());
@@ -459,6 +461,11 @@ sub end_customresponse {
     return $result;
 }
 
+sub format_prior_response_custom {
+    my ($mode,$answer) =@_;
+    return '<span class="LC_prior_custom">'.
+	    &HTML::Entities::encode($answer,'"<>&').'</span>';
+}
 
 sub start_mathresponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
@@ -491,7 +498,6 @@ sub start_mathresponse {
 						  $safeeval,'answerdisplay','cas','args');
 	if ($constructtag) {
 	    $result = &Apache::edit::rebuild_tag($token);
-	    $result.=&Apache::edit::handle_insert();
 	}
     } elsif ($target eq 'answer' || $target eq 'grade') {
 	&Apache::response::reset_params();
@@ -536,6 +542,10 @@ sub end_mathresponse {
 	    }
 	}
     }
+    if ($target eq 'web') {
+	&setup_prior_tries_hash(\&format_prior_response_math);
+    }
+
     pop(@Apache::lonxml::namespace);
     pop(@Apache::response::custom_answer);
     pop(@Apache::response::custom_answer_type);
@@ -544,6 +554,12 @@ sub end_mathresponse {
     return $result;
 }
 
+sub format_prior_response_math {
+    my ($mode,$answer) =@_;
+    return '<span class="LC_prior_math">'.
+	    &HTML::Entities::encode($answer,'"<>&').'</span>';
+}
+
 sub implicit_multiplication {
     my ($expression)=@_;
 # Escape scientific notation, so 3e8 does not become 3*e*8
@@ -659,7 +675,6 @@ sub start_responseparam {
 	}
 	if ($constructtag) {
 	    $result = &Apache::edit::rebuild_tag($token);
-	    $result.=&Apache::edit::handle_insert();
 	}
     } elsif ($target eq 'grade' || $target eq 'answer' || $target eq 'web' ||
 	     $target eq 'tex' || $target eq 'analyze' ) {
@@ -1004,7 +1019,17 @@ sub pick_foil_for_concept {
 	$Apache::response::conceptgroup{'names'};
 
 }
-
+#------------------------------------------------------------
+#
+#  Get a parameter associated with a problem.
+# Parameters:
+#  $id        - the id of the paramater, either a part id, 
+#               or a partid and responspe id joined by _
+#  $name      - Name of the parameter to fetch
+#  $default   - Default value for the paramter.
+#
+#  
+#
 sub get_response_param {
     my ($id,$name,$default)=@_;
     my $parameter;