diff --git a/index.html b/index.html
index 992299d..30c4c47 100644
--- a/index.html
+++ b/index.html
@@ -79,7 +79,7 @@
   <h1>Springy.js</h1>
   <p class="subtitle">A force directed graph layout algorithm in JavaScript.</p>
 
-  <div class="divider"><img src="chamaecyparis_obtusa.png" alt="Chamaecyparis obtusa" title="Chamaecyparis obtusa" /></div>
+  <div class="divider"><img src="chamaecyparis_obtusa.png" width="185" height="138" alt="Chamaecyparis obtusa" title="Chamaecyparis obtusa" /></div>
 
   <p>
     <a href="demo.html">Demo</a> |
@@ -166,7 +166,7 @@
 })()
   </script>
 
-  <div class="divider"><img src="sequoya_gigantea.png" alt="Sequoya gigantea" title="Sequoya gigantea" /></div>
+  <div class="divider"><img src="sequoya_gigantea.png" width="146" height="100" alt="Sequoya gigantea" title="Sequoya gigantea" /></div>
 
   <div id="usage" class="section">
     <h2>Usage</h2>
@@ -243,7 +243,7 @@ renderer.start();
     <p><b>Protip:</b> Take a look at the source code of <a href="https://github.com/dhotson/springy/blob/master/springyui.js">springyui.js</a> to get an idea of how to write your own renderer&mdash;it's a good place to start. Feel free to copy&#8209;paste what you need.</p>
   </div>
 
-  <div class="divider"><img src="pinus_serotina.png" alt="Pinus serotina" title="Pinus serotina" /></div>
+  <div class="divider"><img src="pinus_serotina.png" width="140" height="126" alt="Pinus serotina" title="Pinus serotina" /></div>
 
 
   <div id="further-reading" class="section">
@@ -252,7 +252,7 @@ renderer.start();
     <p>Please let me know if anything is unclear. <a href="mailto:dennis.hotson@gmail.com">Feedback is welcome</a>. <b>:-)</b></p>
   </div>
 
-  <div class="divider"><img src="cupressus_sempervirens.png" alt="Cupressus sempervirens" title="Cupressus sempervirens" /></div>
+  <div class="divider"><img src="cupressus_sempervirens.png" width="167" height="182" alt="Cupressus sempervirens" title="Cupressus sempervirens" /></div>
 
   <div id="license" class="section">
     <h2>License</h2>
@@ -270,7 +270,7 @@ renderer.start();
     <p>Thanks to <a href="http://en.wikipedia.org/wiki/Ernst_Haeckel">Ernst Haeckel</a> for the <a href="http://www.flickr.com/photos/origomi/sets/72157601323433758/">beautiful illustrations</a> of various <a href="http://en.wikipedia.org/wiki/Pinophyta">Coniferae</a>.</p>
   </div>
 
-  <div class="divider"><img src="araucaria_brasiliana.png" alt="Araucaria brasiliana" title="Araucaria brasiliana" /></div>
+  <div class="divider"><img src="araucaria_brasiliana.png" width="195" height="262" alt="Araucaria brasiliana" title="Araucaria brasiliana" /></div>
 
   <script type="text/javascript">
     var _gaq = _gaq || [];