diff --git a/input.php b/input.php
--- a/input.php
+++ b/input.php
@@ -25,7 +25,7 @@ include_once 'inc/class.page.php';
 	<!-- Header -->
 	<tr>
 		<td>Class</td>
-		<td class="center">Letter</td>
+		<td class="center" id="letterNumber">Number</td>
 		<td class="center">Start Time</td>
 		<td class="center">End Time</td>
 		<td class="center">M</td>