--- loncom/homework/edit.pm	2012/02/13 11:23:11	1.140
+++ loncom/homework/edit.pm	2013/04/25 17:58:32	1.143
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # edit mode helpers
 #
-# $Id: edit.pm,v 1.140 2012/02/13 11:23:11 foxr Exp $
+# $Id: edit.pm,v 1.143 2013/04/25 17:58:32 bisitz Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -427,6 +427,12 @@ sub insert_plotvector {
 <plotvector />';
 }
 
+sub insert_drawvectorsum {
+    return '
+<drawvectorsum />';
+}
+
+
 sub insert_functionplotrule {
     return '
 <functionplotrule />';
@@ -738,6 +744,7 @@ sub js_change_detection {
     my $unsaved=&mt("There are unsaved changes");
     return (<<SCRIPT);
 <script type="text/javascript">
+// <![CDATA[
 var clean = true;
 var is_submit = false;
 var still_ask = false;
@@ -756,6 +763,7 @@ function unClean() {
      clean=false;
 }
 window.onbeforeunload = compareForm;
+// ]]>
 </script>
 SCRIPT
 }
@@ -938,7 +946,7 @@ sub checked_arg {
 	    $text=$option;
 	    $value='value="'.$option.'"';
 	}
-	$result.='<span class="LC_nobreak"><label><input type="checkbox" '.$value.' name="'.
+        $result.=' <span class="LC_edit_opt"><label><input type="checkbox" '.$value.' name="'.
 	    &html_element_name($name).'"';
 	foreach my $selected (split(/,/,$allselected)) {
 	    if ( $selected eq $option ) {
@@ -962,7 +970,7 @@ sub text_arg {
 	$result .= 'class="' . $class . '" ';
     }
     $result .=	&element_change_detection().'/>';
-    return '<span class="LC_nobreak">'.$result.'</span>';
+    return ' <span class="LC_edit_opt">'.$result.'</span>';
 }
 
 sub select_arg {
@@ -988,7 +996,7 @@ sub select_arg {
 	    }
         }
     }
-    $result.='<span class="LC_nobreak">'.&mt($description).'&nbsp;<select name="'.
+    $result.=' <span class="LC_edit_opt">'.&mt($description).'&nbsp;<select name="'.
 	&html_element_name($name).'" '.&element_change_detection().' >
        '.$optionlist.'
       </select></span>';
@@ -1039,7 +1047,7 @@ sub select_or_text_arg {
     $description=&mt($description);
 #
     return (<<ENDSELECTORTYPE);
-<span class="LC_nobreak">
+ <span class="LC_edit_opt">
 $description
 &nbsp;<select name="$selectelement"
 onChange="if ($selectedvalue!='TYPEDINVALUE') { $hiddenvalue=$selectedvalue; $typedinvalue=''; }" >