diff --git a/contrib/errcode/errcode.php b/contrib/errcode/errcode.php
new file mode 100644
index 00000000..d7c1dd04
--- /dev/null
+++ b/contrib/errcode/errcode.php
@@ -0,0 +1,65 @@
+<?
+// The path to the errcode.py script.
+$ERRCODE_PATH = './errcode.py';
+?>
+
+<html>
+    <head>
+        <title>gPXE Error Code Lookup</title>
+        <style>
+            body, pre, div, form, p, h2, b, tt {
+                padding: 0;
+                border: 0;
+                margin: 0;
+            }
+            body {
+                padding: 0.5em;
+                width: 750px;
+                font-family: sans-serif;
+            }
+            pre {
+                margin: 0.2em;
+                padding: 0.1em;
+                background-color: #ddd;
+            }
+            form {
+                margin: 0.2em;
+            }
+            div {
+                margin: 0.2em;
+                padding: 0.4em;
+                border: 1px dashed black;
+            }
+        </style>
+    </head>
+    <body>
+<?
+if (!empty($_REQUEST['e']) && preg_match('/^(0x)?[0-9a-f]{8}$/', $_REQUEST['e'])) {
+?>
+        <pre>
+<?
+    system($ERRCODE_PATH . " " . $_REQUEST['e']);
+?>
+        </pre>
+<?
+}
+?>
+        <form action="" method="post">
+            <label for="e">Error code:</label>
+            <input type="text" name="e" id="e" value="0x12345678"></input>
+            <input type="submit" value="Lookup"></input>
+        </form>
+
+        <div>
+            <h2>Hint:</h2>
+            <p>
+            Firefox users can right-click on the <b>Error code</b>
+            text box and select <b>Add a Keyword for this Search...</b>.
+            Set <b>name</b> to <tt>gPXE Error Code Lookup</tt> and
+            <b>keyword</b> to <tt>gxpe</tt>  Then you can look up error
+            codes by typing something like the following in your address
+            bar: <tt>gpxe 0x3c018003</tt>
+            <p>
+        </div>
+    </body>
+</html>
