diff --git a/html/cookie-expire.php b/html/cookie-expire.php
new file mode 100644
index 0000000..2b26a52
--- /dev/null
+++ b/html/cookie-expire.php
@@ -0,0 +1,17 @@
+<?php
+$key = "exes";
+$sec = 15; 
+$str = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
+
+if (isset($_COOKIE[$key])) {
+  $tmp = $_COOKIE[$key].$str;
+  setcookie($key, $tmp);
+} else {
+  setcookie($key, $str, time()+$sec);
+}
+
+print "Cookie value is: ";
+print $_COOKIE[$key];
+print "<br />\n";
+
+?>