diff --git a/lib/jekyll/filters.rb b/lib/jekyll/filters.rb
index ef720f78..45c123b4 100644
--- a/lib/jekyll/filters.rb
+++ b/lib/jekyll/filters.rb
@@ -99,7 +99,17 @@ module Jekyll
     def cgi_escape(input)
       CGI::escape(input)
     end
-
+    
+    # URI escape a string.
+    #
+    # input - The String to escape.
+    #
+    # Examples
+    #
+    #   uri_escape('foo, bar \\baz?')
+    #   # => "foo,%20bar%20%5Cbaz?"
+    #
+    # Returns the escaped String.
     def uri_escape(input)
       URI.escape(input)
     end
diff --git a/site/docs/templates.md b/site/docs/templates.md
index 08929eee..6402970d 100644
--- a/site/docs/templates.md
+++ b/site/docs/templates.md
@@ -37,6 +37,20 @@ common tasks easier.
         </p>
       </td>
     </tr>
+    <tr>
+      <td>
+        <p class='name'><strong>Date to RFC-822 Format</strong></p>
+        <p>Convert a Date into the RFC-822 format used for RSS feeds.</p>
+      </td>
+      <td class='align-center'>
+        <p>
+         <code class='filter'>{% raw %}{{ site.time | date_to_rfc822 }}{% endraw %}</code>
+        </p>
+        <p>
+          <code class='output'>Mon, 17 Nov 2008 13:07:54 -0800</code>
+        </p>
+      </td>
+    </tr>
     <tr>
       <td>
         <p class='name'><strong>Date to String</strong></p>
@@ -93,6 +107,22 @@ common tasks easier.
         </p>
       </td>
     </tr>
+    <tr>
+      <td>
+        <p class='name'><strong>URI Escape</strong></p>
+        <p>
+          URI escape a string.
+        </p>
+      </td>
+      <td class='align-center'>
+        <p>
+         <code class='filter'>{% raw %}{{ “'foo, bar \\baz?'” | uri_escape }}{% endraw %}</code>
+        </p>
+        <p>
+          <code class='output'>foo,%20bar%20%5Cbaz?</code>
+        </p>
+      </td>
+    </tr>
     <tr>
       <td>
         <p class='name'><strong>Number of Words</strong></p>