diff --git a/inc/class.page.php b/inc/class.page.php
--- a/inc/class.page.php
+++ b/inc/class.page.php
@@ -63,7 +63,7 @@ class page
    $this->trackingcode = '<script type="text/javascript" src="' . $ga_www . 'google-analytics.com/ga.js" />' . "\n"
      . $this->trackingcode;
 
-    session_start();
+   page::session_start();
     if($immediate
        && $ntitle != "NOHEAD")
       $this->head();
@@ -265,6 +265,26 @@ class page
 
   /**
    * \brief
+   *   Start the PHP session by calling session_start().
+   *
+   * Used to make sure that different areas of our code don't call
+   * session_start() multiple times and to make it easier to ensure
+   * that session_start() is called at least before it's needed.
+   */
+  public static function session_start()
+  {
+    static $session_started = FALSE;
+
+    if (!$session_started)
+      {
+	session_name('slate_permutate');
+	session_start();
+	$session_started = TRUE;
+      }
+  }
+
+  /**
+   * \brief
    *   Get the current school profile handle.
    */
   public function get_school()
diff --git a/process.php b/process.php
--- a/process.php
+++ b/process.php
@@ -1,19 +1,11 @@
 <?php
 
-session_start();
-
 require_once('inc/schedule_store.inc');
 require_once('inc/class.page.php');
 include_once 'class.schedule.php';
 include_once 'class.class.php';
 include_once 'class.section.php';
 
-function sortInputs($post){
-//	return array_filter($post['postData']); // Remove any null or unset items. Disabled as it kills day stuff, @FIXME and add day unset setting here (==0).
-	return $post['postData'];
-}
-
-
 // Converts a 5-element array into a nice string.
 // Supports multiple modes, prettiness, and searching for different indicators
 function arrayToDays($array, $mode = 'num', $pretty = false, $key = 1) {
@@ -57,6 +49,11 @@ function prettyTime($time){
 	return substr($time,0,strlen($time)-2) . ":" . substr($time,strlen($time)-2, strlen($time));
 }
 
+/*
+ * The below code relies on sessions being started already.
+ */
+page::session_start();
+
 $DEBUG = FALSE;
 if (isset($_GET['debug']))
   $DEBUG = $_GET['debug'];
@@ -84,12 +81,13 @@ if(!$DEBUG)
 	  }
 
 	header('Location: input.php');
+	exit;
       }
     else
       {
 		$allClasses = new Schedule($_POST['postData']['name']);
 	
-		foreach(sortInputs($_POST) as $class)
+		foreach($_POST['postData'] as $class)
 		{
 		  /*
 		   * Only add classes if the user added at least one
@@ -127,7 +125,7 @@ if(!$DEBUG)
 else
   {
 	echo '<pre>DEBUG OUTPUT: <br /><br />';
-	foreach(sortInputs($_POST) as $class) {
+	foreach($_POST['postData'] as $class) {
 		echo 'Class: ' . $class['name'] . '<br />';
 		foreach($class as $section)
 			if(is_array($section))