diff --git a/script/EventHandlers.js b/script/EventHandlers.js
index d495901..e0da6e9 100644
--- a/script/EventHandlers.js
+++ b/script/EventHandlers.js
@@ -297,6 +297,7 @@ DefaultHandler.prototype.MouseUp = function(pos)
                     handler.RenameVertex(enumType.GetVertexText(0));
                     userAction("RenameVertex");
             };
+            $('#message').unbind();
             $('#message').on('click', '#renameButton', function(){
                             var customEnum =  new TextEnumVertexsCustom();
                             customEnum.ShowDialog(callback, g_rename,  g_renameVertex, handler.selectedObject.mainText);
@@ -310,6 +311,7 @@ DefaultHandler.prototype.MouseUp = function(pos)
         var handler = this;
         if (!this.editEdgeRename)
         {
+            $('#message').unbind();
             $('#message').on('click', '#editEdge', function(){
                              var direct = false;
                              var dialogButtons = {};
@@ -595,6 +597,7 @@ ShowAdjacencyMatrix.prototype.show = function()
 	var handler = this;
 	var dialogButtons = {};
 
+    $('#AdjacencyMatrixField').unbind();
 	$( "#AdjacencyMatrixField" ).on('keyup change', function (eventObject)
 		{
 			if (!handler.app.TestAdjacencyMatrix($( "#AdjacencyMatrixField" ).val(), [], []))
@@ -652,6 +655,7 @@ ShowIncidenceMatrix.prototype.show = function()
 	var handler = this;
 	var dialogButtons = {};
 
+    $('#IncidenceMatrixField').unbind();
 	$( "#IncidenceMatrixField" ).on('keyup change', function (eventObject)
 		{
 			if (!handler.app.TestIncidenceMatrix($( "#IncidenceMatrixField" ).val(), [], []))
diff --git a/tpl/home.php b/tpl/home.php
index dddb146..5d132a5 100755
--- a/tpl/home.php
+++ b/tpl/home.php
@@ -10,7 +10,7 @@
 
         <script src="<?= Root('i/js/dev/jquery-ui.js')?>"></script>
 	<script src="<?= Root('i/js/dev/jquery.feedback_me.js')?>"></script>
-        <script src="<?= Root("script/example.js?v=12")?>" ></script>
+        <script src="<?= Root("script/example.js?v=13")?>" ></script>
     </head>
 <!--
 <div class="pull-right">