diff --git a/.hgignore b/.hgignore
--- a/.hgignore
+++ b/.hgignore
@@ -5,5 +5,12 @@ style: regex
 # ignore all of cache except for the .keep file
 ^cache/[^.]
 
+# ignore .htaccess because we only want .htaccess.example in the repo
+^\.htaccess$
+
+# ignore inc/config.inc because we only want inc/config.inc.example in
+# the repo
+^inc/config\.inc$
+
 # ignore common unwanted suffixes
 (~|\.orig|\.rej)$
diff --git a/.htaccess.example b/.htaccess.example
new file mode 100644
--- /dev/null
+++ b/.htaccess.example
@@ -0,0 +1,16 @@
+# The following would be used to enable friendly pastebin-style
+# URLs. To enable support for these URLs in slate_permutate, set
+# $clean_urls = TRUE in inc/config.inc.
+
+RewriteEngine on
+
+# If you are serving this out of your home directory, there's a good chance you'll have to uncomment and edit one of the lines below:
+
+# For http://csx.calvin.edu/slate_permutate:
+# RewriteBase /slate_permutate
+
+# For http://ohnopub.net/~ohnobinki/slate_permutate:
+# RewriteBase /~ohnobinki/slate_permutate
+
+RewriteCond %{QUERY_STRING} ^(.*)?$
+RewriteRule ^([0-9]+)$ process.php?s=$1&%1 [L]
diff --git a/inc/class.page.php b/inc/class.page.php
--- a/inc/class.page.php
+++ b/inc/class.page.php
@@ -1,5 +1,15 @@
 <?php
 
+/**
+ * Not sure if there's a better place for this... it'd be a pita to
+ * make a new include file like doconfig.inc but maybe that'll make
+ * sense soon.
+ */
+$clean_urls = FALSE;
+$config_inc = dirname(__FILE__) . DIRECTORY_SEPARATOR . 'config.inc';
+if (file_exists($config_inc))
+  require_once($config_inc);
+
 /* Class for general page generation */
 class page
 {
@@ -63,7 +73,7 @@ class page
    $this->trackingcode = '<script type="text/javascript" src="' . $ga_www . 'google-analytics.com/ga.js" />' . "\n"
      . $this->trackingcode;
 
-   page::session_start();
+   self::session_start();
     if($immediate
        && $ntitle != "NOHEAD")
       $this->head();
@@ -161,13 +171,19 @@ class page
 
   public function showSavedScheds($session)
   {
+    global $clean_urls;
+
     echo '<p>';
     if (isset($session['saved']) && count($session['saved']) > 0)
       {
+	$process_php_s = 'process.php?s=';
+	if ($clean_urls)
+	  $process_php_s = '';
+
 	echo '<div id="savedBox" ><h3>Saved Schedules:</h3>';
 	foreach($session['saved'] as $key => $name)
 	  {
-	    echo '<a href="process.php?s=' . $key . '" title="View schedule #' . $key . '">#' . $key . "</a>:\n "
+	    echo '<a href="' . $process_php_s . $key . '" title="View schedule #' . $key . '">#' . $key . "</a>:\n "
 	      . htmlentities($name)
 	      . ' <a href="input.php?s=' . $key . '">edit</a>'
 	      . ' <a href="process.php?del=' . $key . '">delete</a>'
@@ -285,6 +301,58 @@ class page
 
   /**
    * \brief
+   *   Perform a redirect.
+   *
+   * By consolidating all redirects here, we're hopefully able to do
+   * it in a somewhat compliant and portablish way ;-).
+   *
+   * This function does not return. It calls exit().
+   *
+   * \param $dest
+   *   A URL relative to the slate_permutate root. For example,
+   *   'input.php' or '44' (for clean urls, for example).
+   * \param $http_code
+   *   The redirection code to use, if any. For example, this can be
+   *   used to implement ``permanent'' redirects if necessary.
+   */
+  public static function redirect($dest, $http_code = NULL)
+  {
+    if ($http_code)
+      header('HTTP/1.1 ' . $http_code);
+
+    $uri = '';
+
+    $host = '';
+    if (isset($_SERVER['SERVER_NAME']))
+      $host = $_SERVER['SERVER_NAME'];
+    if (isset($_SERvER['HTTP_HOST']))
+      $host = $_SERVER['HTTP_HOST'];
+
+    if (strlen($host))
+      {
+	$proto = 'http';
+	$port = NULL;
+	if (isset($_SERVER['SERVER_PORT']) && $_SERVER['SERVER_PORT'] != 80)
+	  {
+	    if ($_SERVER['SERVER_PORT'] == 443 || !empty($_SERVER['HTTPS']))
+	      $proto .= 's';
+	    if ($_SERVER['SERVER_PORT'] != 433)
+	      $port = $_SERVER['SERVER_PORT'];
+	  }
+
+	$uri = $proto . '://' . $host;
+	if ($port !== NULL)
+	  $uri .= ':' . $port;
+	$uri .= dirname($_SERVER['REQUEST_URI']) . '/';
+      }
+
+    header('Location: ' . $uri . $dest);
+
+    exit();
+  }
+
+  /**
+   * \brief
    *   Get the current school profile handle.
    */
   public function get_school()
diff --git a/inc/config.inc.example b/inc/config.inc.example
new file mode 100644
--- /dev/null
+++ b/inc/config.inc.example
@@ -0,0 +1,28 @@
+<?php
+/*
+ * Copyright 2010 Nathan Phillip Brink <ohnobinki@ohnopublishing.net>
+ *
+ * This file is a part of slate_permutate.
+ *
+ * slate_permutate is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * slate_permutate is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with slate_permutate.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/**
+ * \brief
+ *   Use clean URLs for saved schedules. Default: FALSE.
+ *
+ * Before setting this to TRUE, make sure that you have read and
+ * understood ../.htaccess.example and copied it to ../.htaccess .
+ */
+/* $clean_urls = FALSE; */
diff --git a/inc/schedule_store.inc b/inc/schedule_store.inc
--- a/inc/schedule_store.inc
+++ b/inc/schedule_store.inc
@@ -101,7 +101,11 @@ function schedule_store_retrieve($schedu
     return NULL;
   $schedule_id = (int)$schedule_id;
 
-  $schedule_serialized = file_get_contents($schedule_store['dir'] . DIRECTORY_SEPARATOR . $schedule_id);
+  $schedule_file_name = $schedule_store['dir'] . DIRECTORY_SEPARATOR . $schedule_id;
+  if (!file_exists($schedule_file_name))
+    return NULL;
+
+  $schedule_serialized = file_get_contents($schedule_file_name);
   if ($schedule_serialized === FALSE)
     return NULL;
 
diff --git a/input.php b/input.php
--- a/input.php
+++ b/input.php
@@ -48,7 +48,7 @@ var sectionsOfClass = Array();
 $school = $inputPage->get_school();
 if ($school && (!empty($_REQUEST['school']) || $school['id'] != 'default'))
   $_SESSION['school_chosen'] = TRUE;
-if ($_REQUEST['selectschool'] == 1
+if (!empty($_REQUEST['selectschool'])
     || $school['id'] == 'default' && !isset($_SESSION['school_chosen']))
   {
 ?>
diff --git a/process.php b/process.php
--- a/process.php
+++ b/process.php
@@ -62,13 +62,17 @@ if (isset($_GET['debug']))
 
 if(!$DEBUG)
   {
-    if(isset($_GET['s']))
+    $s = FALSE;
+    if (isset($_GET['s']))
+      $s = $_GET['s'];
+
+    if($s !== FALSE)
       {
-	$savedSched = schedule_store_retrieve($schedule_store, $_GET['s']);
+	$savedSched = schedule_store_retrieve($schedule_store, $s);
 	if ($savedSched)
 	  $savedSched->writeoutTables();
 	else
-	  Page::show_404('Unable to find a saved schedule with an ID of ' . $_GET['s'] . '.');
+	  page::show_404('Unable to find a saved schedule with an ID of ' . $s . '.');
       }
     elseif(isset($_GET['del']))
       {
@@ -80,11 +84,21 @@ if(!$DEBUG)
 	    unset($_SESSION['saved'][(int)$_GET['del']]);
 	  }
 
-	header('Location: input.php');
+	page::redirect('input.php');
+	exit;
+      }
+    elseif (!isset($_POST['postData']))
+      {
+	page::redirect('input.php');
 	exit;
       }
     else
       {
+	/*
+	 * we probably have input from the user and should interpret
+	 * it as a schedule to permutate. Then we should redirect the
+	 * user to the canonical URL for that schedule.
+	 */
 		$allClasses = new Schedule($_POST['postData']['name']);
 	
 		foreach($_POST['postData'] as $class)
@@ -114,12 +128,11 @@ if(!$DEBUG)
 		if ($schedule_id != NULL)
 		  $_SESSION['saved'][$schedule_id] = $allClasses->getName();
 
-		/*
-		 * writeoutTables() needs to know $schedule_id, so it
-		 * has to be called after we save the schedule. See
-		 * schedule_store_store().
-		 */
-		$allClasses->writeoutTables();
+		$process_php_s = '';
+		if (!$clean_urls)
+		  $process_php_s = 'process.php?s=';
+		page::redirect($process_php_s . $schedule_id);
+		exit;
       }
   }
 else
diff --git a/styles/general.css b/styles/general.css
--- a/styles/general.css
+++ b/styles/general.css
@@ -153,7 +153,7 @@ td.center {
   -webkit-border-radius: 5px;
   border: 1px solid #999;
   text-align: center!important;
-//  background: #92a689!important;
+/*  background: #92a689!important; */
   background: #EEE;
 
   cursor:default;