--- loncom/homework/structuretags.pm	2014/05/15 20:17:17	1.518
+++ loncom/homework/structuretags.pm	2014/11/21 18:04:57	1.523
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # definition of tags that give a structure to a document
 #
-# $Id: structuretags.pm,v 1.518 2014/05/15 20:17:17 raeburn Exp $
+# $Id: structuretags.pm,v 1.523 2014/11/21 18:04:57 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -254,6 +254,55 @@ function image_response_click (which, e)
     input_element.value = click;
     img_element.src = '/adm/randomlabel.png?token='+token+'&clickdata='+click;
 }
+
+var submithandled = 0;
+var keypresshandled = 0;
+
+$(document).ready(function(){
+
+    $(document).keypress(function(event){
+        var keycode = (event.keyCode ? event.keyCode : event.which);
+        if ((keycode == '13') && (keypresshandled == 0)) {
+            if ( $( document.activeElement ).hasClass("LC_textline") ) {
+                keypresshandled = 1;
+                var idsArray = $( document.activeElement ).attr("id").split(/HWVAL_/);
+                if (idsArray.length) {
+                    event.preventDefault();
+                    var itemsArray = idsArray[1].split(/_/);
+                    var buttonId = idsArray[0]+'submit_'+itemsArray[0];
+                    $("#"+buttonId).trigger("click");
+                }
+            }
+        }
+    });
+
+    $(document).delegate('form :submit', 'click', function( event ) {
+        if ( $( this ).hasClass( "LC_hwk_submit" ) ) {
+            var buttonId = this.id;
+            if (submithandled == 0) {
+                submithandled = 1;
+                $( "#msg_"+buttonId ).css({"display": "inline","background-color": "#87cefa",
+                                           "color": "black","padding": "2px"}) ;
+                if (( $(this.form).id == "LC_page" ) && ($('input[name="all_submit"]').length )) {
+                    if (buttonId != "all_submit") {
+                        $( ".LC_status_"+buttonId ).hide();
+                        if (( "#"+buttonId+"_pressed" ).length) {
+                            $( "#"+buttonId+"_pressed" ).val( "1" );
+                        }
+                    }
+                } else {
+                    $( ".LC_status_"+buttonId ).hide();
+                }
+                $(this.form).submit();
+                $( ".LC_hwk_submit" ).prop( "disabled", true);
+                $( ".LC_textline" ).prop( "readonly", "readonly");
+                event.preventDefault();
+                return true;
+            }
+        }
+    });
+});
+
 // ]]>
 </script>
 JS
@@ -848,9 +897,9 @@ sub initialize_storage {
 
 =item finalize_storage()
 
-	Stores away the result has to a student's environment
-	checks form.grade_ for specific values, other wises stores
-	to the running users environment
+	Stores away the result hash to a student's environment
+	checks form.grade_ for specific values, otherwise stores
+	to the running user's environment.
 	Will increment totals for attempts, students, and corrects
 	if running user has student role.
 	
@@ -1170,7 +1219,7 @@ sub start_problem {
         $target eq 'tex') {
         if ($env{'form.markaccess'}) {
             my @interval=&Apache::lonnet::EXT("resource.0.interval");
-            &Apache::lonnet::set_first_access($interval[1]);
+            &Apache::lonnet::set_first_access($interval[1],$interval[0]);
         }
 
         ($status,$accessmsg,$slot_name,$slot) =