diff --git a/_posts/docs/2010-12-03-options.mdown b/_posts/docs/2010-12-03-options.mdown
index 6401bd68..4c9963f1 100644
--- a/_posts/docs/2010-12-03-options.mdown
+++ b/_posts/docs/2010-12-03-options.mdown
@@ -14,6 +14,7 @@ toc:
   - { title: hiddenClass, anchor: hiddenclass }
   - { title: hiddenStyle, anchor: hiddenstyle }
   - { title: itemClass, anchor: itemclass }
+  - { title: itemPositionDataEnabled, anchor: itempositiondataenabled }
   - { title: itemSelector, anchor: itemselector }
   - { title: layoutMode, anchor: layoutmode }
   - { title: resizable, anchor: resizable }
@@ -159,6 +160,32 @@ The style applied to item elements hidden by Filtering.
 
 The class applied to item elements.
 
+## itemPositionDataEnabled
+
+<dl class="clearfix">
+  <dt><code>itemPositionDataEnabled</code></dt>
+  <dd class="option-type">Boolean</dd>
+  <dd class="default"><code><span class="kc">false</span></code></dd>
+</dl>
+
+When enabled, the position of item elements will exposed as data, which you can retrieve with jQuery's data method with <code><span class="s1">'isotope-item-position'</span></code> name space. Position is return as an object with `x` and `y`;
+
+### Example
+
+{% highlight javascript %}
+
+$('#container').isotope({
+  itemSelector: '.element',
+  itemPositionDataEnabled: true
+})
+// log position of each item
+.find('.element').each(function(){
+  var position = $(this).data('isotope-item-position');
+  console.log('item position is x: ' + position.x + ', y: ' + position.y  );
+});
+
+{% endhighlight %}
+
 ## itemSelector
 
 <dl class="clearfix">
diff --git a/_posts/tests/2011-04-26-item-position-data01.html b/_posts/tests/2011-04-26-item-position-data01.html
new file mode 100644
index 00000000..5c89636c
--- /dev/null
+++ b/_posts/tests/2011-04-26-item-position-data01.html
@@ -0,0 +1,99 @@
+---
+title: item position data01
+layout: demo
+category: tests
+---
+
+  <section id="copy">
+    <p></p>
+  </section>
+  
+  <section id="options" class="clearfix">
+
+    <h3>Filters</h3>
+
+    <ul id="filters" class="option-set floated clearfix">
+      <li><a href="#show-all" class="selected">show all</a></li>
+      <li><a href="#metalloid">metalloid</a></li>
+      <li><a href="#metal">metal</a></li>
+      <li><a href="#alkali">alkali</a></li>
+      <li><a href="#alkaline-earth">alkaline-earth</a></li>
+      <li><a href="#inner-transition">inner-transition</a></li>
+      <li><a href="#lanthanoid">lanthanoid</a></li>
+      <li><a href="#actinoid">actinoid</a></li>
+      <li><a href="#transition">transition</a></li>
+      <li><a href="#post-transition">post-transition</a></li>
+      <li><a href="#nonmetal">nonmetal</a></li>
+      <li><a href="#other">other</a></li>
+      <li><a href="#halogen">halogen</a></li>
+      <li><a href="#noble-gas">noble-gas</a></li>
+    </ul>
+
+    {% include sort-buttons.html %}
+
+    <h3>Etc</h3>
+
+    <ul id="etc" class="floated clearfix">
+
+      <li id="toggle-sizes"><a href="#toggle-sizes">Toggle variable sizes</a></li>
+    </ul>
+  </section> <!-- #options -->
+
+  <div id="container">
+    {% for element in site.elements limit:40 %}
+      {% include element-partial.html %}
+    {% endfor %}
+  </div> <!-- #container -->
+
+  <script src="../{{ site.jquery_js }}"></script>
+  <script src="../{{ site.isotope_js }}"></script>
+  <script>
+    $(function(){
+    
+      var $container = $('#container');
+      
+      // hacky way of adding random size classes
+      $container.find('.element').each(function(){
+        if ( Math.random() > 0.6 ) {
+          $(this).addClass('width2');
+        }
+        if ( Math.random() > 0.6 ) {
+          $(this).addClass('height2');
+        }
+      });
+      
+      {% include sort-buttons.js %}
+
+      // change size of clicked element
+      $container.find('.element').live('click', function(){
+        $(this).toggleClass('large');
+        $container.isotope('reLayout');
+      });
+    
+      $container.isotope({
+        itemSelector: '.element',
+        itemPositionDataEnabled: true,
+        masonry: {
+          columnWidth : 120
+        },
+        getSortData : {
+          symbol : function( $elem ) {
+            return $elem.attr('data-symbol');
+          },
+          category : function( $elem ) {
+            return $elem.attr('data-category');
+          },
+          number : function( $elem ) {
+            return parseInt( $elem.find('.number').text(), 10 );
+          },
+          weight : function( $elem ) {
+            return parseFloat( $elem.find('.weight').text().replace( /[\(\)]/g, '') );
+          },
+          name : function ( $elem ) {
+            return $elem.find('.name').text();
+          }
+        }
+      });
+    
+    });
+  </script>
\ No newline at end of file
diff --git a/jquery.isotope.js b/jquery.isotope.js
index 8daa930e..f9771815 100644
--- a/jquery.isotope.js
+++ b/jquery.isotope.js
@@ -1,5 +1,5 @@
 /**
- * Isotope v1.0.110401
+ * Isotope v1.1.110426
  * An exquisite jQuery plugin for magical layouts
  * http://isotope.metafizzy.co
  *
@@ -357,7 +357,8 @@
       sortBy : 'original-order',
       sortAscending : true,
       resizesContainer : true,
-      transformsEnabled : true
+      transformsEnabled : true,
+      itemPositionDataEnabled: false
     },
     
     _filterFind: function( $elems, selector ) {
@@ -600,6 +601,9 @@
     _pushPosition : function( $elem, x, y ) {
       var position = this.getPositionStyles( x, y );
       this.styleQueue.push({ $el: $elem, style: position });
+      if ( this.options.itemPositionDataEnabled ) {
+        $elem.data('isotope-item-position', {x: x, y: y} );
+      }
     },
 
 
diff --git a/jquery.isotope.min.js b/jquery.isotope.min.js
index aef1ba19..80129318 100644
--- a/jquery.isotope.min.js
+++ b/jquery.isotope.min.js
@@ -1,5 +1,5 @@
 /**
- * Isotope v1.0.110401
+ * Isotope v1.1.110426
  * An exquisite jQuery plugin for magical layouts
  * http://isotope.metafizzy.co
  *
@@ -14,27 +14,28 @@ j,v=o.length;if(l.Modernizr)for(j=0;j<v;j++){var p=o[j];Modernizr.hasOwnProperty
 a+", "+a+", 1) "}}:{translate:function(a){return"translate("+a[0]+"px, "+a[1]+"px) "},scale:function(a){return"scale("+a+") "}},set:function(a,b,c){var d=f(a),e=d.data("isoTransform")||{},g={},h,i={};g[b]=c;f.extend(e,g);for(h in e)i[h]=(0,k.fnUtils[h])(e[h]);b=(i.translate||"")+(i.scale||"");d.data("isoTransform",e);a.style[k.transformProp]=b}};f.cssNumber.scale=true;f.cssHooks.scale={set:function(a,b){if(typeof b==="string")b=parseFloat(b);k.set(a,"scale",b)},get:function(a){return(a=f.data(a,"transform"))&&
 a.scale?a.scale:1}};f.fx.step.scale=function(a){f.cssHooks.scale.set(a.elem,a.now+a.unit)};f.cssNumber.translate=true;f.cssHooks.translate={set:function(a,b){k.set(a,"translate",b)},get:function(a){return(a=f.data(a,"transform"))&&a.translate?a.translate:[0,0]}};var q=f.event,r;q.special.smartresize={setup:function(){f(this).bind("resize",q.special.smartresize.handler)},teardown:function(){f(this).unbind("resize",q.special.smartresize.handler)},handler:function(a,b){var c=this,d=arguments;a.type=
 "smartresize";r&&clearTimeout(r);r=setTimeout(function(){jQuery.event.handle.apply(c,d)},b==="execAsap"?0:100)}};f.fn.smartresize=function(a){return a?this.bind("smartresize",a):this.trigger("smartresize",["execAsap"])};f.Isotope=function(a,b){this.element=f(b);this._create(a);this._init()};var n=["overflow","position","width","height"];f.Isotope.prototype={options:{resizable:true,layoutMode:"masonry",containerClass:"isotope",itemClass:"isotope-item",hiddenClass:"isotope-hidden",hiddenStyle:Modernizr.csstransforms&&
-!f.browser.opera?{opacity:0,scale:0.0010}:{opacity:0},visibleStyle:Modernizr.csstransforms&&!f.browser.opera?{opacity:1,scale:1}:{opacity:1},animationEngine:f.browser.opera?"jquery":"best-available",animationOptions:{queue:false,duration:800},sortBy:"original-order",sortAscending:true,resizesContainer:true,transformsEnabled:true},_filterFind:function(a,b){return b?a.filter(b).add(a.find(b)):a},_create:function(a){this.options=f.extend(true,{},this.options,a);this.isNew={};this.styleQueue=[];this.elemCount=
-0;this.$allAtoms=this._filterFind(this.element.children(),this.options.itemSelector);a=this.element[0].style;this.originalStyle={};for(var b=0,c=n.length;b<c;b++){var d=n[b];this.originalStyle[d]=a[d]||null}this.element.css({overflow:"hidden",position:"relative"});a=false;switch(this.options.animationEngine.toLowerCase().replace(/[ _\-]/g,"")){case "css":case "none":this.applyStyleFnName="css";break;case "jquery":this.applyStyleFnName="animate";a=true;break;default:this.applyStyleFnName=Modernizr.csstransitions?
-"css":"animate"}this.getPositionStyles=(this.usingTransforms=this.options.transformsEnabled&&Modernizr.csstransforms&&Modernizr.csstransitions&&!a)?this._translate:this._positionAbs;this.options.getSortData=f.extend(this.options.getSortData,{"original-order":function(g,h){return h.elemCount}});this._setupAtoms(this.$allAtoms);a=f(document.createElement("div"));this.element.prepend(a);this.posTop=Math.round(a.position().top);this.posLeft=Math.round(a.position().left);a.remove();var e=this;setTimeout(function(){e.element.addClass(e.options.containerClass)},
-0);this.options.resizable&&f(l).bind("smartresize.isotope",function(){e.element.isotope("resize")})},_isNewProp:function(a){return this.prevOpts?this.options[a]!==this.prevOpts[a]:true},_init:function(a){var b=this;f.each(["filter","sortBy","sortAscending"],function(c,d){b.isNew[d]=b._isNewProp(d)});this.$filteredAtoms=this.isNew.filter?this._filter(this.$allAtoms):this.$allAtoms;if(this.isNew.filter||this.isNew.sortBy||this.isNew.sortAscending)this._sort();this.reLayout(a)},option:function(a,b){if(f.isPlainObject(a))this.options=
-f.extend(true,this.options,a);else if(a&&typeof b==="undefined")return this.options[a];else this.options[a]=b;return this},_setupAtoms:function(a){var b={position:"absolute"};if(this.usingTransforms){b.left=0;b.top=0}a.css(b).addClass(this.options.itemClass);this.updateSortData(a,true)},_filter:function(a){var b=this.options.filter===""?"*":this.options.filter;if(b){var c=this.options.hiddenClass,d="."+c,e=a.not(d),g=a.filter(d);d=g;a=a.filter(b);if(b!=="*"){d=g.filter(b);b=e.not(b).toggleClass(c);
-b.addClass(c);this.styleQueue.push({$el:b,style:this.options.hiddenStyle})}this.styleQueue.push({$el:d,style:this.options.visibleStyle});d.removeClass(c)}return a},updateSortData:function(a,b){var c=this,d=this.options.getSortData,e,g;a.each(function(){e=f(this);g={};for(var h in d)g[h]=d[h](e,c);e.data("isotope-sort-data",g);b&&c.elemCount++})},_sort:function(){var a=this,b=function(d){return f(d).data("isotope-sort-data")[a.options.sortBy]},c=this.options.sortAscending?1:-1;this.$filteredAtoms.sort(function(d,
-e){var g=b(d),h=b(e);return(g>h?1:g<h?-1:0)*c});return this},_translate:function(a,b){return{translate:[a,b]}},_positionAbs:function(a,b){return{left:a,top:b}},_pushPosition:function(a,b,c){b=this.getPositionStyles(b,c);this.styleQueue.push({$el:a,style:b})},layout:function(a,b){var c=this.options.layoutMode;this["_"+c+"Layout"](a);this.options.resizesContainer&&this.styleQueue.push({$el:this.element,style:this["_"+c+"GetContainerSize"]()});var d=this.applyStyleFnName==="animate"&&!this.isLaidOut?
-"css":this.applyStyleFnName,e=this.options.animationOptions;f.each(this.styleQueue,function(g,h){h.$el[d](h.style,e)});this.styleQueue=[];b&&b.call(a);this.isLaidOut=true;return this},resize:function(){return this["_"+this.options.layoutMode+"Resize"]()},reLayout:function(a){return this["_"+this.options.layoutMode+"Reset"]().layout(this.$filteredAtoms,a)},addItems:function(a,b){var c=this._filterFind(a,this.options.itemSelector);this._setupAtoms(c);this.$allAtoms=this.$allAtoms.add(c);b&&b(c)},insert:function(a,
-b){this.element.append(a);var c=this;this.addItems(a,function(d){d=c._filter(d);c.$filteredAtoms=c.$filteredAtoms.add(d)});this._sort().reLayout(b)},appended:function(a,b){var c=this;this.addItems(a,function(d){c.$filteredAtoms=c.$filteredAtoms.add(d);c.layout(d,b)})},remove:function(a){this.$allAtoms=this.$allAtoms.not(a);this.$filteredAtoms=this.$filteredAtoms.not(a);a.remove()},_shuffleArray:function(a){var b,c,d=a.length;if(d)for(;--d;){c=~~(Math.random()*(d+1));b=a[c];a[c]=a[d];a[d]=b}return a},
-shuffle:function(a){this.options.sortBy="shuffle";this.$allAtoms=this._shuffleArray(this.$allAtoms);this.$filteredAtoms=this._filter(this.$allAtoms);return this.reLayout(a)},destroy:function(){var a=this.usingTransforms;this.$allAtoms.removeClass(this.options.hiddenClass+" "+this.options.itemClass).each(function(){this.style.position=null;this.style.top=null;this.style.left=null;this.style.opacity=null;if(a)this.style[k.transformProp]=null});for(var b=this.element[0].style,c=0,d=n.length;c<d;c++){var e=
-n[c];b[e]=this.originalStyle[e]}this.element.unbind(".isotope").removeClass(this.options.containerClass).removeData("isotope");f(l).unbind(".isotope")},_getSegments:function(a,b){var c=b?"rowHeight":"columnWidth",d=b?"height":"width",e=b?"Height":"Width",g=b?"rows":"cols";this[d]=this.element[d]();e=this.options[a]&&this.options[a][c]||this.$filteredAtoms["outer"+e](true)||this[d];d=Math.floor(this[d]/e);d=Math.max(d,1);this[a][g]=d;this[a][c]=e;return this},_masonryPlaceBrick:function(a,b,c){b=Math.min.apply(Math,
-c);for(var d=b+a.outerHeight(true),e=c.length,g=e,h=this.masonry.cols+1-e;e--;)if(c[e]===b)g=e;this._pushPosition(a,this.masonry.columnWidth*g+this.posLeft,b);for(e=0;e<h;e++)this.masonry.colYs[g+e]=d},_masonryLayout:function(a){var b=this;a.each(function(){var c=f(this),d=Math.ceil(c.outerWidth(true)/b.masonry.columnWidth);d=Math.min(d,b.masonry.cols);if(d===1)b._masonryPlaceBrick(c,b.masonry.cols,b.masonry.colYs);else{var e=b.masonry.cols+1-d,g=[],h,i;for(i=0;i<e;i++){h=b.masonry.colYs.slice(i,
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-return this},_masonryHorizontalResize:function(){var a=this.masonryHorizontal.rows;this._getSegments("masonryHorizontal",true);this.masonryHorizontal.rows!==a&&this.reLayout();return this},_masonryHorizontalGetContainerSize:function(){return{width:Math.max.apply(Math,this.masonryHorizontal.rowXs)-this.posLeft}},_fitColumnsReset:function(){this.fitColumns={x:0,y:0,width:0};return this},_fitColumnsLayout:function(a){var b=this;this.height=this.element.height();a.each(function(){var c=f(this),d=c.outerWidth(true),
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-true);this.cellsByColumn.columnWidth=this.options.cellsByColumn.columnWidth||this.$allAtoms.outerHeight(true);return this},_cellsByColumnLayout:function(a){var b=this,c=this.cellsByColumn.rows;this.cellsByColumn.atomsLen=a.length;a.each(function(d){var e=f(this),g=(~~(d/c)+0.5)*b.cellsByColumn.columnWidth-e.outerWidth(true)/2+b.posLeft;d=(d%c+0.5)*b.cellsByColumn.rowHeight-e.outerHeight(true)/2+b.posTop;b._pushPosition(e,g,d)});return this},_cellsByColumnGetContainerSize:function(){return{width:Math.ceil(this.cellsByColumn.atomsLen/
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