diff --git a/examples/examples.css b/examples/examples.css
index c291f06..81105d6 100644
--- a/examples/examples.css
+++ b/examples/examples.css
@@ -2,6 +2,7 @@
   box-sizing: border-box;
 }
 
+#container,
 .container {
   background: #EEE;
   width: 50%;
@@ -30,3 +31,52 @@
   position: absolute;
   border: 1px solid;
 }
+
+
+/* element */
+
+.element {
+  width: 80px;
+  height: 90px;
+  margin: 5px;
+  background: #DDD;
+  float: left;
+  position: relative;
+  padding: 5px;
+}
+
+.element > * {
+  margin: 0;
+}
+
+.element .number {
+  right: 5px;
+  top: 5px;
+  position: absolute;
+}
+
+.element .symbol {
+  font-size: 30px;
+  left: 5px;
+  top: 5px;
+  color: white;
+}
+
+.element .name {
+  font-size: 14px;
+}
+
+.element .weight {
+  font-size: 14px;
+}
+
+.element.alkali          { background: #F00; background: hsl(   0, 100%, 50%); }
+.element.alkaline-earth  { background: #F80; background: hsl(  36, 100%, 50%); }
+.element.lanthanoid      { background: #FF0; background: hsl(  72, 100%, 50%); }
+.element.actinoid        { background: #0F0; background: hsl( 108, 100%, 50%); }
+.element.transition      { background: #0F8; background: hsl( 144, 100%, 50%); }
+.element.post-transition { background: #0FF; background: hsl( 180, 100%, 50%); }
+.element.metalloid       { background: #08F; background: hsl( 216, 100%, 50%); }
+.element.other.nonmetal  { background: #00F; background: hsl( 252, 100%, 50%); }
+.element.halogen         { background: #F0F; background: hsl( 288, 100%, 50%); }
+.element.noble-gas       { background: #F08; background: hsl( 324, 100%, 50%); }
diff --git a/examples/sorting.html b/examples/sorting.html
new file mode 100644
index 0000000..6e27cbc
--- /dev/null
+++ b/examples/sorting.html
@@ -0,0 +1,201 @@
+<!doctype html>
+<html>
+<head>
+  <meta charset="utf-8">
+
+  <title>sorting</title>
+
+  <link rel="stylesheet" href="examples.css" />
+
+</head>
+<body>
+
+  <h1>sorting</h1>
+
+<div id="options">
+  <h2>Sort</h2>
+  <ul class="option-set">
+    <li><a href="#original-order">original-order</a></li>
+    <li><a href="#number">number</a></li>
+    <li><a href="#name">name</a></li>
+    <li><a href="#symbol">symbol</a></li>
+    <li><a href="#weight">weight</a></li>
+    <li><a href="#category">category</a></li>
+  </ul>
+</div>
+
+<div id="container">
+  
+  <div class="element transition metal   " data-symbol="Hg" data-category="transition">
+    <p class="number">80</p>
+    <h3 class="symbol">Hg</h3>
+    <h2 class="name">Mercury</h2>
+    <p class="weight">200.59</p>
+  </div>
+
+  <div class="element metalloid   " data-symbol="Te" data-category="metalloid">
+    <p class="number">52</p>
+    <h3 class="symbol">Te</h3>
+    <h2 class="name">Tellurium</h2>
+    <p class="weight">127.6</p>
+  </div>
+
+  <div class="element post-transition metal   " data-symbol="Bi" data-category="post-transition">
+    <p class="number">83</p>
+    <h3 class="symbol">Bi</h3>
+    <h2 class="name">Bismuth</h2>
+    <p class="weight">208.9804</p>
+  </div>
+
+  <div class="element transition metal   " data-symbol="Cd" data-category="transition">
+    <p class="number">48</p>
+    <h3 class="symbol">Cd</h3>
+    <h2 class="name">Cadmium</h2>
+    <p class="weight">112.411</p>
+  </div>
+
+  <div class="element alkaline-earth metal   " data-symbol="Ca" data-category="alkaline-earth">
+    <p class="number">20</p>
+    <h3 class="symbol">Ca</h3>
+    <h2 class="name">Calcium</h2>
+    <p class="weight">40.078</p>
+  </div>
+
+  <div class="element transition metal   " data-symbol="Re" data-category="transition">
+    <p class="number">75</p>
+    <h3 class="symbol">Re</h3>
+    <h2 class="name">Rhenium</h2>
+    <p class="weight">186.207</p>
+  </div>
+
+  <div class="element post-transition metal   " data-symbol="Tl" data-category="post-transition">
+    <p class="number">81</p>
+    <h3 class="symbol">Tl</h3>
+    <h2 class="name">Thallium</h2>
+    <p class="weight">204.3833</p>
+  </div>
+
+  <div class="element metalloid   " data-symbol="Sb" data-category="metalloid">
+    <p class="number">51</p>
+    <h3 class="symbol">Sb</h3>
+    <h2 class="name">Antimony</h2>
+    <p class="weight">121.76</p>
+  </div>
+
+  <div class="element transition metal   " data-symbol="Co" data-category="transition">
+    <p class="number">27</p>
+    <h3 class="symbol">Co</h3>
+    <h2 class="name">Cobalt</h2>
+    <p class="weight">58.933195</p>
+  </div>
+
+  <div class="element lanthanoid metal inner-transition   " data-symbol="Lu" data-category="lanthanoid">
+    <p class="number">71</p>
+    <h3 class="symbol">Lu</h3>
+    <h2 class="name">Lutetium</h2>
+    <p class="weight">174.9668</p>
+  </div>
+
+  <div class="element noble-gas nonmetal   " data-symbol="Ar" data-category="noble-gas">
+    <p class="number">18</p>
+    <h3 class="symbol">Ar</h3>
+    <h2 class="name">Argon</h2>
+    <p class="weight">39.948</p>
+  </div>
+
+  <div class="element alkali metal   " data-symbol="Rb" data-category="alkali">
+    <p class="number">37</p>
+    <h3 class="symbol">Rb</h3>
+    <h2 class="name">Rubidium</h2>
+    <p class="weight">85.4678</p>
+  </div>
+
+  <div class="element other nonmetal   " data-symbol="N" data-category="other">
+    <p class="number">7</p>
+    <h3 class="symbol">N</h3>
+    <h2 class="name">Nitrogen</h2>
+    <p class="weight">14.0067</p>
+  </div>
+
+  <div class="element actinoid metal inner-transition   " data-symbol="Np" data-category="actinoid">
+    <p class="number">93</p>
+    <h3 class="symbol">Np</h3>
+    <h2 class="name">Neptunium</h2>
+    <p class="weight">(237)</p>
+  </div>
+
+  <div class="element actinoid metal inner-transition   " data-symbol="Ac" data-category="actinoid">
+    <p class="number">89</p>
+    <h3 class="symbol">Ac</h3>
+    <h2 class="name">Actinium</h2>
+    <p class="weight">(227)</p>
+  </div>
+</div>
+
+<script src="../bower_components/eventEmitter/EventEmitter.js"></script>
+<script src="../bower_components/eventie/eventie.js"></script>
+<script src="../bower_components/doc-ready/doc-ready.js"></script>
+<script src="../bower_components/get-style-property/get-style-property.js"></script>
+<script src="../bower_components/get-size/get-size.js"></script>
+<script src="../bower_components/jquery-bridget/jquery.bridget.js"></script>
+<script src="../bower_components/matches-selector/matches-selector.js"></script>
+<script src="../bower_components/outlayer/item.js"></script>
+<script src="../bower_components/outlayer/outlayer.js"></script>
+
+<script src="../item.js"></script>
+<script src="../isotope.js"></script>
+<script src="../layout-modes/fit-rows.js"></script>
+
+<script>
+docReady( function() {
+  var container = document.querySelector('#container');
+  var iso = window.iso = new Isotope( container, {
+    layoutMode: 'fitRows',
+    getSortData: {
+      number: function( itemElem ) {
+        return parseInt( getText( itemElem.querySelector('.number') ), 10 );
+      },
+      symbol: function( itemElem ) {
+        return getText( itemElem.querySelector('.symbol') );
+      },
+      name: function( itemElem ) {
+        return getText( itemElem.querySelector('.name') );
+      },
+      weight: function( itemElem ) {
+        // remove parenthesis
+        return parseFloat( getText( itemElem.querySelector('.weight') ).replace( /[\(\)]/g, '') );
+      },
+      category: function( itemElem ) {
+        return itemElem.getAttribute('data-category');
+      }
+    }
+  });
+
+  var options = document.querySelector('#options');
+
+  eventie.bind( options, 'click', function( event ) {
+    if ( !matchesSelector( event.target, 'a' ) ) {
+      return;
+    }
+
+    // use link's href, remove leading hash
+    var sortBy = event.target.getAttribute('href').slice( 1 );
+    sortBy.slice( 0, 1 );
+    iso.options.sortBy = sortBy;
+    iso.layout();
+    event.preventDefault();
+  });
+
+});
+
+function getText( elem ) {
+  return elem.textContent || elem.innerText;
+}
+
+</script>
+
+</body>
+</html>
+
+
+
