docs : copy edits to demos; more copy for window.load

_posts/demos/2010-12-29-layout-modes.html

@@ -7,7 +7,7 @@ related: layouts
   
   <section id="copy">
     <p>Isotope has a versatile layout engine that can accommodate multiple layout modes. Vertical layouts react to changes in browser width. Horizontal layouts react to browser height.</p>
-    <p>See docs on <a href="../docs/layout-modes.html">layout modes</a>.</p>
+    <p>See <a href="../docs/layout-modes.html">docs on layout modes</a>.</p>
   </section>
   
   <section id="options" class="clearfix">

_posts/demos/2010-12-30-filtering.html

@@ -5,6 +5,12 @@ category: demos
 related: filtering
 ---
 
+  <section id="copy">
+    <p>Filtering hides and reveals item elements.</p>
+    <p>See <a href="../docs/filtering.html">docs on filtering</a>.</p>
+  </section>
+  
+
   <section id="options" class="clearfix">
     
     <h3>Filters</h3>

_posts/demos/2010-12-30-sorting.html

@@ -7,7 +7,7 @@ related: sorting
   
   <section id="copy">
     <p>Sort item elements based on any data you can extract from them.</p>
-    <p>See <a href="../docs/sorting.html">docs on Sorting</a>.</p>
+    <p>See <a href="../docs/sorting.html">docs on sorting</a>.</p>
   </section>
   
   <section id="options" class="clearfix">

_posts/docs/2010-12-11-troubleshooting.mdown

@@ -66,7 +66,7 @@ $('#container').imagesLoaded( function(){
 
 ### `$(window).load()`
 
-Another solution is to initialize Isotope inside `$(window).load()` instead of `$(document).ready()`.
+Another solution is to initialize Isotope inside `$(window).load()` instead of `$(document).ready()`. This will trigger Isotope after all the media on the page has loaded.
 
 {% highlight javascript %}