--- loncom/homework/functionplotresponse.pm	2010/11/20 00:14:44	1.42
+++ loncom/homework/functionplotresponse.pm	2010/11/23 17:01:28	1.44
@@ -1,7 +1,7 @@
 # LearningOnline Network with CAPA
 # option list style responses
 #
-# $Id: functionplotresponse.pm,v 1.42 2010/11/20 00:14:44 www Exp $
+# $Id: functionplotresponse.pm,v 1.44 2010/11/23 17:01:28 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -329,8 +329,8 @@ sub plot_script {
       $label='C'.$Apache::functionplotresponse::counter;
    }
    if ($fixed) {
-      return "document.ggbApplet_$id.evalCommand('$label=Function[$function,$xmin,$xmax]')".
-             ($visible?'':"document.ggbApplet.setLabelVisible('$label', false);");
+      return "document.ggbApplet_$id.evalCommand('$label=Function[$function,$xmin,$xmax]');\n".
+             ($visible?'':"document.ggbApplet_$id.setLabelVisible('$label', false);\n");
    } else {
        return "document.ggbApplet_$id.evalCommand('y=$function')";
    }
@@ -467,18 +467,19 @@ sub start_functionplotrule {
                                    ['1','First derivative'],
                                    ['2','Second derivative'],
                                    ['-1','Integral']],$token).'<br />'.
-             &Apache::edit::text_arg('(Initial) x-value:','xinitial',
+             &Apache::edit::text_arg('Initial x-value:','xinitial',
                                       $token,'8').
-             &Apache::edit::select_or_text_arg('(Initial) x-value label:','xinitiallabel',
-                                               [['start','Start of Plot']],$token,'8').'<br />'.
+             &Apache::edit::select_or_text_arg('Initial x-value label:','xinitiallabel',
+                                               [['start','Start of Plot'],
+                                                ['end','End of Plot']],$token,'8').'<br />'.
 
-             &Apache::edit::text_arg('Optional final x-value for ranges:','xfinal',
+             &Apache::edit::text_arg('Final x-value (optional):','xfinal',
                                       $token,'8').
-             &Apache::edit::select_or_text_arg('Optional final x-value label:','xfinallabel',
+             &Apache::edit::select_or_text_arg('Final x-value label (optional):','xfinallabel',
                                                [['end','End of Plot']],$token,'8').'<br />'.
-             &Apache::edit::text_arg('Optional minimum length for range:','minimumlength',
+             &Apache::edit::text_arg('Minimum length for range (optional):','minimumlength',
                                      $token,'8').
-             &Apache::edit::text_arg('Optional maximum length for range:','maximumlength',
+             &Apache::edit::text_arg('Maximum length for range (optional):','maximumlength',
                                      $token,'8').'<br />'.
              &Apache::edit::select_or_text_arg(&mt('Relationship:'),'relationship',
                                   [['eq','equal'],
@@ -562,7 +563,7 @@ sub start_spline {
              &Apache::edit::text_arg('Index:','index',
                                      $token,'4').'&nbsp;'.
              &Apache::edit::select_arg('Order:','order',
-                                  ['2','3','4','5','6','7','8','9'],$token).'&nbsp;'.
+                                  ['2','3','4','5','6','7','8'],$token).'&nbsp;'.
              &Apache::edit::text_arg('Initial x-value:','initx',
                                      $token,'4').'&nbsp;'.
              &Apache::edit::text_arg('Initial y-value:','inity',