--- loncom/homework/inputtags.pm	2013/07/24 18:21:42	1.319
+++ loncom/homework/inputtags.pm	2013/08/20 00:46:35	1.320
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # input  definitons
 #
-# $Id: inputtags.pm,v 1.319 2013/07/24 18:21:42 bisitz Exp $
+# $Id: inputtags.pm,v 1.320 2013/08/20 00:46:35 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -691,7 +691,8 @@ sub current_file_submissions {
     my $uploadedfile=$Apache::lonhomework::history{"resource.$part.$id.uploadedfile"};
     my $portfiles=$Apache::lonhomework::history{"resource.$part.$id.portfiles"};
     return if (($uploadedfile eq '') && ($portfiles !~/[^\s]/));
-    my $header = &Apache::loncommon::start_data_table().
+    my $header = &portpath_popup_js().
+                 &Apache::loncommon::start_data_table().
                  &Apache::loncommon::start_data_table_header_row();
     if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
         $header .= '<th>'.&mt('Delete?').'</th>';
@@ -757,13 +758,24 @@ sub current_file_submissions {
                                  ' value="'.$portfile.'" id="HWFILE'.$jspart.'_'.$id.'_'.$num.'_delete" /></td>'."\n";
                             $num ++;
                         }
-                        my $showname = $rows{$url}{path}.$name;
+                        my $pathid = 'HWFILE'.$jspart.'_'.$id.'_'.$num.'_path';
+                        my $pathidtext = $pathid.'text';
+                        my ($showname,$showpath);
                         if ($legacy{$url}) {
                             $showname = $name.' '.&mt('not in portfolio');
+                        } else {
+                            $showname = $name;
+                            $showpath = '<br />'. 
+                                        '<span id="'.$pathidtext.'" class="LC_cusr_subheading">'.
+                                        '<a href="javascript:showPortPath('."'$pathid','$pathidtext'".');" '.
+                                        'class="LC_menubuttons_link">'.
+                                        &mt('(Show path)').'</a></span>'.
+                                        '<div id="'.$pathid.'" class="LC_dccid">'.$rows{$url}{path}.$name.
+'</div>';
                         }
                         $result .= 
                             '<td><a href="'.$link.'"><img src="'.$icon.
-                            '" border="0" alt="" />'.$showname.'</a></td>'."\n".
+                            '" border="0" alt="" />'.$showname.'</a>'.$showpath.'</td>'."\n".
                             '<td align="right" valign="bottom">'.$rows{$url}{size}.'</td>'."\n".
                             '<td align="right" valign="bottom">'.$rows{$url}{lastmodified}.'</td>'."\n".
                             &Apache::loncommon::end_data_table_row();
@@ -818,6 +830,43 @@ sub current_file_info {
     return ($status,\%info,$error);
 }
 
+sub portpath_popup_js {
+    my %lt = &Apache::lonlocal::texthash(
+                                          show => '(Show path)',
+                                          hide => '(Hide)',
+                                        );
+    return <<"END";
+<script type="text/javascript"> 
+// <![CDATA[
+
+function showPortPath(id,idtext) {
+    document.getElementById(id).style.display='block';
+    document.getElementById(id).style.textAlign='left';
+    document.getElementById(id).style.textFace='normal';
+    if (document.getElementById(idtext)) {
+        document.getElementById(idtext).innerHTML ='<a href="javascript:hidePortPath(\\''+id+'\\',\\''+idtext+'\\'); '+
+                                                   '"class="LC_menubuttons_link">$lt{'hide'}</a>&nbsp;';
+    }
+    return;
+}
+
+function hidePortPath(id,idtext) {
+    if (document.getElementById(id)) {
+        document.getElementById(id).style.display='none';
+    }
+    if (document.getElementById(idtext)) {
+        document.getElementById(idtext).innerHTML ='<a href="javascript:showPortPath(\\''+id+'\\',\\''+idtext+'\\');" '+
+                                                   'class="LC_menubuttons_link">$lt{'show'}</a>';
+    }
+    return;
+}
+
+// ]]>
+</script>
+
+END
+}
+
 sub valid_award {
     my ($award) =@_;
     foreach my $possibleaward ('EXTRA_ANSWER','MISSING_ANSWER', 'ERROR',