diff --git a/question/type/ddimageortext/edit_ddimageortext_form.php b/question/type/ddimageortext/edit_ddimageortext_form.php
index 2a524080d58..01f229a1207 100644
--- a/question/type/ddimageortext/edit_ddimageortext_form.php
+++ b/question/type/ddimageortext/edit_ddimageortext_form.php
@@ -298,7 +298,8 @@ class qtype_ddimageortext_edit_form extends question_edit_form {
         $PAGE->requires->yui_module('moodle-qtype_ddimageortext-form',
                                         'M.qtype_ddimageortext.init_form',
                                         array($params));
-        $PAGE->requires->css('/lib/yui/3.4.0/build/cssfonts/fonts-context-min.css');
+        $PAGE->requires->css('/lib/yui/3.4.0/build/cssfonts-context/fonts-context-min.css');
+        $PAGE->requires->css('/lib/yui/3.4.0/build/cssreset-context/cssreset-context-min.css');
 
         return $question;
     }
diff --git a/question/type/ddimageortext/renderer.php b/question/type/ddimageortext/renderer.php
index ea27e8c1edc..08752a1a5db 100755
--- a/question/type/ddimageortext/renderer.php
+++ b/question/type/ddimageortext/renderer.php
@@ -38,7 +38,9 @@ require_once($CFG->dirroot . '/question/type/gapselect/rendererbase.php');
 class qtype_ddimageortext_renderer extends qtype_with_combined_feedback_renderer {
 
     public function head_code(question_attempt $qa) {
-        $this->page->requires->css('/lib/yui/3.4.0/build/csscssfonts/fonts-context-min.css');
+        $this->page->requires->css('/lib/yui/3.4.0/build/cssfonts-context/fonts-context-min.css');
+        $this->page->requires->css(
+                                '/lib/yui/3.4.0/build/cssreset-context/cssreset-context-min.css');
         return parent::head_code($qa);
     }
     public function clear_wrong(question_attempt $qa) {
diff --git a/question/type/ddimageortext/yui/dd/dd.js b/question/type/ddimageortext/yui/dd/dd.js
index 78bc5969c31..2365e970e28 100644
--- a/question/type/ddimageortext/yui/dd/dd.js
+++ b/question/type/ddimageortext/yui/dd/dd.js
@@ -92,7 +92,8 @@ YUI.add('moodle-qtype_ddimageortext-dd', function(Y) {
                     var oldhome = this.drag_item_home(dragitemno);
                     var classes = 'draghome dragitemhomes'+dragitemno+' group'+group;
                     var imghtml = '<img class="'+classes+'" src="'+url+'" alt="'+alt+'" />';
-                    var divhtml = '<div class="yui3-cssfonts '+classes+'">'+alt+'</div>';
+                    var divhtml = '<div class="yui3-cssfonts yui3-cssreset '
+                                                                    +classes+'">'+alt+'</div>';
                     if (oldhome === null) {
                         if (url) {
                             dragitemsarea.append(imghtml);
@@ -211,8 +212,8 @@ YUI.add('moodle-qtype_ddimageortext-dd', function(Y) {
             }
         },
         convert_to_window_xy : function (bgimgxy) {
-            return [+bgimgxy[0] + this.doc.bg_img().getX(),
-                    +bgimgxy[1] + this.doc.bg_img().getY()];
+            return [+bgimgxy[0] + this.doc.bg_img().getX() + 1,
+                    +bgimgxy[1] + this.doc.bg_img().getY() + 1];
         }
     }, {
         NAME : DDIMAGEORTEXTDDNAME,
diff --git a/question/type/ddimageortext/yui/form/form.js b/question/type/ddimageortext/yui/form/form.js
index 5983b45018e..e49ebeaac25 100644
--- a/question/type/ddimageortext/yui/form/form.js
+++ b/question/type/ddimageortext/yui/form/form.js
@@ -151,6 +151,11 @@ YUI.add('moodle-qtype_ddimageortext-form', function(Y) {
             Y.all('fieldset#dropzoneheader input').on('blur', function (e){
                 var name = e.target.getAttribute('name');
                 var draginstanceno = this.form.from_name_with_index(name).indexes[0];
+                var fromform = [this.form.get_form_value('drops', [draginstanceno, 'xleft']),
+                                this.form.get_form_value('drops', [draginstanceno, 'ytop'])];
+                var constrainedxy = this.constrain_xy(draginstanceno, fromform);
+                this.form.set_form_value('drops', [draginstanceno, 'xleft'], constrainedxy[0]);
+                this.form.set_form_value('drops', [draginstanceno, 'ytop'], constrainedxy[1]);
             }, this);
 
             //change in selected item
@@ -177,10 +182,10 @@ YUI.add('moodle-qtype_ddimageortext-form', function(Y) {
                     this.draw_dd_area();
                 }, this);
                 Y.all('fieldset#draggableitemheader_'+i+' input[type="text"]')
-                                                                    .on('blur', function (e){
-                    this.doc.drag_items().remove(true);
+                                                        .on('blur', function (e, draginstanceno){
+                    this.doc.drag_item(draginstanceno).remove(true);
                     this.draw_dd_area();
-                }, this);
+                }, this, i);
                 //change to infinite checkbox
                 Y.all('fieldset#draggableitemheader_'+i+' input[type="checkbox"]')
                                     .on('change', this.set_options_for_drag_item_selectors, this);
@@ -223,8 +228,7 @@ YUI.add('moodle-qtype_ddimageortext-form', function(Y) {
                     var dragitemno = drag.getData('dragitemno');
                     drag.setXY(this.doc.drag_item_home(dragitemno).getXY());
                 } else {
-                    var constrainedxy = this.constrain_xy(draginstanceno, fromform);
-                    drag.setXY(this.convert_to_window_xy(constrainedxy));
+                    drag.setXY(this.convert_to_window_xy(fromform));
                 }
             }
         },