diff --git a/demo/float.html b/demo/float.html
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+++ b/demo/float.html
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+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <!--[if lt IE 9]>
+    <script src="http://html5shim.googlecode.com/svn/trunk/html5.js"></script>
+    <![endif]-->
+
+    <meta charset="utf-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <title>Float grid demo</title>
+
+    <link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css">
+    <link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/font-awesome/4.2.0/css/font-awesome.min.css"/>
+    <link rel="stylesheet" href="../gridstack.css"/>
+
+    <script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
+    <script src="//cdnjs.cloudflare.com/ajax/libs/jqueryui/1.11.0/jquery-ui.js"></script>
+    <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
+    <script src="//cdnjs.cloudflare.com/ajax/libs/lodash.js/3.5.0/lodash.min.js"></script>
+    <script src="../gridstack.js"></script>
+
+    <style type="text/css">
+        .grid-stack {
+            background: lightgoldenrodyellow;
+        }
+
+        .grid-stack-item-content {
+            color: #2c3e50;
+            text-align: center;
+            background-color: #18bc9c;
+        }
+    </style>
+</head>
+<body>
+    <div class="container-fluid">
+        <h1>Float grid demo</h1>
+
+        <div>
+            <a class="btn btn-default" id="add-new-widget" href="#">Add Widget</a>
+        </div>
+
+        <br/>
+
+        <div class="grid-stack">
+        </div>
+    </div>
+
+
+    <script type="text/javascript">
+        $(function () {
+            var options = {
+                float: true
+            };
+            $('.grid-stack').gridstack(options);
+
+            new function () {
+                this.items = [
+                    {x: 0, y: 0, width: 2, height: 2},
+                    {x: 3, y: 1, width: 1, height: 2},
+                    {x: 4, y: 1, width: 1, height: 1},
+                    {x: 2, y: 3, width: 3, height: 1},
+//                    {x: 1, y: 4, width: 1, height: 1},
+//                    {x: 1, y: 3, width: 1, height: 1},
+//                    {x: 2, y: 4, width: 1, height: 1},
+                    {x: 2, y: 5, width: 1, height: 1}
+                ];
+
+                this.grid = $('.grid-stack').data('gridstack');
+
+                this.add_new_widget = function () {
+                    var node = this.items.pop() || {
+                                x: 12 * Math.random(),
+                                y: 5 * Math.random(),
+                                width: 1 + 3 * Math.random(),
+                                height: 1 + 3 * Math.random()
+                            };
+                    this.grid.add_widget($('<div><div class="grid-stack-item-content" /><div/>'),
+                        node.x, node.y, node.width, node.height);
+                }.bind(this);
+
+                $('#add-new-widget').click(this.add_new_widget);
+            };
+        });
+    </script>
+</body>
+</html>
