diff --git a/examples/filter-sort.html b/examples/filter-sort.html
index 004a6e4..42d811a 100644
--- a/examples/filter-sort.html
+++ b/examples/filter-sort.html
@@ -193,7 +193,8 @@ docReady( function() {
 
     if ( key === 'filter' && value === 'number-greater-than-50' ) {
       value = function( elem ) {
-        return parseInt( elem.querySelector('.number').textContent, 10 ) > 40;
+        var numberText = getText( elem.querySelector('.number') );
+        return parseInt( numberText, 10 ) > 40;
       };
     }
     console.log( key, value );
diff --git a/isotope.js b/isotope.js
index 47f3f7b..c450b4a 100644
--- a/isotope.js
+++ b/isotope.js
@@ -181,9 +181,20 @@ function isotopeDefinition( Outlayer, getSize, matchesSelector, Item, layoutMode
     }
     // concat all sortBy and sortHistory
     var sortBys = [].concat.apply( sortByOpt, this.sortHistory );
-    var sortAsc = this.options.sortAscending;
     // sort magic
-    this.filteredItems.sort( function sorter( itemA, itemB ) {
+    var sorter = getSorter( sortBys, this.options.sortAscending );
+    this.filteredItems.sort( sorter );
+    // keep track of sortBy History
+    var lastSortBy = this.sortHistory[ this.sortHistory.length - 1 ];
+    if ( sortByOpt !== lastSortBy ) {
+      // add to front, oldest goes in last
+      this.sortHistory.unshift( sortByOpt );
+    }
+  };
+
+  // returns a function used for sorting
+  function getSorter( sortBys, sortAsc ) {
+    return function sorter( itemA, itemB ) {
       // cycle through all sortKeys
       for ( var i = 0, len = sortBys.length; i < len; i++ ) {
         var sortBy = sortBys[i];
@@ -197,14 +208,8 @@ function isotopeDefinition( Outlayer, getSize, matchesSelector, Item, layoutMode
         }
       }
       return 0;
-    });
-    // keep track of sortBy History
-    var lastSortBy = this.sortHistory[ this.sortHistory.length - 1 ];
-    if ( sortByOpt !== lastSortBy ) {
-      // add to front, oldest goes in last
-      this.sortHistory.unshift( sortByOpt );
-    }
-  };
+    };
+  }
 
   // -------------------------- methods -------------------------- //
 
diff --git a/notes.md b/notes.md
index c69b4c3..22638bf 100644
--- a/notes.md
+++ b/notes.md
@@ -6,13 +6,6 @@ getSortData shorthand
 
 filter
 
-## bugs
-
-transitionDuration = '2s'
-hide most
-reveal,
-then while transitioning, sort
-
-items jump into place :(
-- could be problem with EventEmitter
+updateSortData
 
+## bugs