diff --git a/examples/graph/04_shapes.html b/examples/graph/04_shapes.html
index 70b4cb12..25b3f3ea 100755
--- a/examples/graph/04_shapes.html
+++ b/examples/graph/04_shapes.html
@@ -8,7 +8,7 @@
             font: 10pt arial;
         }
         #mygraph {
-            width: 780px;
+            width: 100%;
             height: 600px;
             border: 1px solid lightgray;
         }
diff --git a/examples/graph/09_automatic_sizing.html b/examples/graph/09_sizing.html
similarity index 98%
rename from examples/graph/09_automatic_sizing.html
rename to examples/graph/09_sizing.html
index c7facdf9..67a48f8e 100644
--- a/examples/graph/09_automatic_sizing.html
+++ b/examples/graph/09_sizing.html
@@ -1,7 +1,7 @@
 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 <html>
 <head>
-    <title>Graph | Automatic sizing</title>
+    <title>Graph | Sizing</title>
 
     <style type="text/css">
         html, body {
diff --git a/examples/graph/10_multiline_text.html b/examples/graph/10_multiline_text.html
index 1ac13fff..695d5fba 100755
--- a/examples/graph/10_multiline_text.html
+++ b/examples/graph/10_multiline_text.html
@@ -3,6 +3,14 @@
 <head>
     <title>Graph | Multiline text</title>
 
+    <style type="text/css">
+        #mygraph {
+            width: 600px;
+            height: 600px;
+            border: 1px solid lightgray;
+        }
+    </style>
+
     <script type="text/javascript" src="../../vis.js"></script>
 
     <script type="text/javascript">
diff --git a/examples/graph/15_dot_language_playground.html b/examples/graph/15_dot_language_playground.html
index 8a817035..a6e96c86 100644
--- a/examples/graph/15_dot_language_playground.html
+++ b/examples/graph/15_dot_language_playground.html
@@ -38,6 +38,9 @@
             width: 100%;
             height: 100%;
             border: 1px solid #d3d3d3;
+            box-sizing: border-box;
+            -moz-box-sizing: border-box;
+            overflow: hidden;
         }
 
         textarea.example {
@@ -52,7 +55,7 @@
     <col width="50%">
     <tr>
         <td colspan="2" style="height: 50px;">
-            <h1>Directed graph from data in DOT language</h1>
+            <h1>DOT language playground</h1>
             <div>
                 <a href="javascript: drawExample('example1')">example 1</a>
                 <a href="javascript: drawExample('example2')">example 2</a>
diff --git a/examples/graph/graphviz/data/world.gv.txt b/examples/graph/graphviz/data/world.gv.txt
index 1e96b0bb..3e6e4e37 100644
--- a/examples/graph/graphviz/data/world.gv.txt
+++ b/examples/graph/graphviz/data/world.gv.txt
@@ -1,6 +1,5 @@
 digraph world {
 size="7,7";
-/*
 	{rank=same; S8 S24 S1 S35 S30;}
 	{rank=same; T8 T24 T1 T35 T30;}
 	{rank=same; 43 37 36 10 2;}
@@ -10,7 +9,7 @@ size="7,7";
 	{rank=same; 27 5 22 32 29 15;}
 	{rank=same; 6 23;}
 	{rank=same; 7;}
-*/
+
 	S8 -> 9;
 	S24 -> 25;
 	S24 -> 27;
@@ -25,10 +24,8 @@ size="7,7";
 	25 -> T1;
 	25 -> 26;
 	27 -> T24;
-	/*
 	2 -> {3 ; 16 ; 17 ; T1 ; 18}
 	10 -> { 11 ; 14 ; T1 ; 13; 12;}
-	*/
 	31 -> T1;
 	31 -> 32;
 	33 -> T30;
@@ -41,9 +38,7 @@ size="7,7";
 	18 -> 29;
 	11 -> 4;
 	14 -> 15;
-	/*
 	37 -> {39 ; 41 ; 38 ; 40;}
-	*/
 	13 -> 19;
 	12 -> 29;
 	43 -> 38;
@@ -56,10 +51,8 @@ size="7,7";
 	38 -> 4;
 	40 -> 19;
 	4 -> 5;
-	/*
 	19 -> {21 ; 20 ; 28;}
 	5 -> {6 ; T35 ; 23;}
-	*/
 	21 -> 22;
 	20 -> 15;
 	28 -> 29;
diff --git a/examples/graph/graphviz/graphviz_gallery.html b/examples/graph/graphviz/graphviz_gallery.html
index 310460b1..c5d96ed2 100644
--- a/examples/graph/graphviz/graphviz_gallery.html
+++ b/examples/graph/graphviz/graphviz_gallery.html
@@ -10,10 +10,10 @@
             width: 600px;
         }
         html, body, select {
-            font: 11pt verdana;
+            font: 11pt arial;
         }
         #mygraph {
-            width: 600px;
+            width: 100%;
             height: 600px;
             border: 1px solid lightgray;
         }
@@ -29,7 +29,7 @@
                 'restrictions in JavaScript. Run the example from a server ' +
                 'instead of as a local file to resolve this problem. ' +
                 'Alternatively, you can load DOT graphs in ' +
-                'the <a href="../20_dot_language_playground.html" ' +
+                'the <a href="../15_dot_language_playground.html" ' +
                 'style="color:red;">playground</a>.' +
             '</p>');
     }
@@ -38,7 +38,11 @@
 <p>
     The following examples are unmodified copies from the
     <a href="http://www.graphviz.org/Gallery.php" target="_blank">Graphviz Gallery</a>.
-    Note that vis.js does not support all attributes of Graphviz, and
+</p>
+<p>
+    Note that some style attributes of Graphviz are not supported by vis.js,
+    and that vis.js offers options not supported by Graphviz (which could make
+    some examples look much nicer).
 </p>
 
 <p>
@@ -53,11 +57,13 @@
         <option value="data/transparency.gv.txt">transparency</option>
         <option value="data/twopi2.gv.txt">twopi2</option>
         <option value="data/unix.gv.txt">unix</option>
+        <!-- TODO: get example world working (needs some extension of the DOT parser)
         <option value="data/world.gv.txt">world</option>
+        -->
     </select>
 </p>
-<div id="mygraph"></div>
 
+<div id="mygraph"></div>
 <script type="text/javascript">
     var container = document.getElementById('mygraph');
     var url = document.getElementById('url');
diff --git a/examples/graph/graphviz/screenshots/fsm.png b/examples/graph/graphviz/screenshots/fsm.png
new file mode 100644
index 00000000..544b8ed6
Binary files /dev/null and b/examples/graph/graphviz/screenshots/fsm.png differ
diff --git a/examples/graph/graphviz/screenshots/hello.png b/examples/graph/graphviz/screenshots/hello.png
new file mode 100644
index 00000000..532a7d88
Binary files /dev/null and b/examples/graph/graphviz/screenshots/hello.png differ
diff --git a/examples/graph/graphviz/screenshots/softmaint.png b/examples/graph/graphviz/screenshots/softmaint.png
new file mode 100644
index 00000000..9aacc612
Binary files /dev/null and b/examples/graph/graphviz/screenshots/softmaint.png differ
diff --git a/examples/graph/graphviz/screenshots/traffic_lights.png b/examples/graph/graphviz/screenshots/traffic_lights.png
new file mode 100644
index 00000000..237016a6
Binary files /dev/null and b/examples/graph/graphviz/screenshots/traffic_lights.png differ
