spelling in code comment
diff --git a/system/libraries/Ftp.php b/system/libraries/Ftp.php
index 90c6594..6fb1704 100644
--- a/system/libraries/Ftp.php
+++ b/system/libraries/Ftp.php
@@ -154,13 +154,13 @@
/**
- * Change direcotry
+ * Change directory
*
* The second parameter lets us momentarily turn off debugging so that
- * this function can be used to test for the existance of a folder
+ * this function can be used to test for the existence of a folder
* without throwing an error. There's no FTP equivalent to is_dir()
* so we do it by trying to change to a particular directory.
- * Internally, this paramter is only used by the "mirror" function below.
+ * Internally, this parameter is only used by the "mirror" function below.
*
* @access public
* @param string