Fixed function santizeInput to trim tags first then trim trailing white space because if you added a tag at the end it would create a space more

functions.php

@@ -628,12 +628,13 @@ function checkFileUpload($file, $allowed_extensions)
 
 function sanitizeInput($input) {
     global $mysqli;
-    // Remove white space from beginning and end of input
-    $input = trim($input);
 
     // Remove HTML and PHP tags
     $input = strip_tags($input);
 
+    // Remove white space from beginning and end of input
+    $input = trim($input);
+
     // Escape special characters
     $input = mysqli_real_escape_string($mysqli, $input);