diff --git a/xor23.php b/xor23.php
index 47e2c0f..488c1c1 100644
--- a/xor23.php
+++ b/xor23.php
@@ -2,15 +2,15 @@
 
 echo "<html><body>";
 echo "<form action="xor23.php" method="get">";
-echo "component #1: <input type="text" name="comp1" size="64" maxlenght="64"><br>";
-echo "component #2: <input type="text" name="comp2" size="64" maxlenght="64"><br>";
-echo "component #3: <input type="text" name="comp3" size="64" maxlenght="64"><br>";
-echo "<input type="submit">";   
+echo 'component #1: <input type="text" name="comp1" size="64" maxlenght="64"><br>';
+echo 'component #2: <input type="text" name="comp2" size="64" maxlenght="64"><br>';
+echo 'component #3: <input type="text" name="comp3" size="64" maxlenght="64"><br>';
+echo '<input type="submit">';   
 
 
-echo"<div class="messagebox">";
+echo'<div class="messagebox">';
 echo $output;
-echo "</div>";
+echo '</div>';
 echo"</form>";
 
 echo "</body></html>";
