diff --git a/code/model/UserDefinedForm.php b/code/model/UserDefinedForm.php
index ceada12..be5a065 100755
--- a/code/model/UserDefinedForm.php
+++ b/code/model/UserDefinedForm.php
@@ -304,6 +304,7 @@ class UserDefinedForm_Controller extends Page_Controller {
 		// load the jquery
 		Requirements::javascript(SAPPHIRE_DIR .'/thirdparty/jquery/jquery.js');
 		Requirements::javascript('userforms/thirdparty/jquery-validate/jquery.validate.min.js');
+		Requirements::javascript('userforms/javascript/UserForm_frontend.js');
 	}
 	
 	/**
@@ -331,6 +332,13 @@ class UserDefinedForm_Controller extends Page_Controller {
 		);
 	}
 
+	/**
+	 * Keep the session alive for the user.
+	 */
+	function ping() {
+		return 1;
+	}
+
 	/**
 	 * Get the form for the page. Form can be modified by calling {@link updateForm()}
 	 * on a UserDefinedForm extension
@@ -904,4 +912,4 @@ class UserDefinedForm_SubmittedFormEmail extends Email {
 	function __construct() {
 		parent::__construct();
 	}
-}
\ No newline at end of file
+}
diff --git a/javascript/UserForm_frontend.js b/javascript/UserForm_frontend.js
new file mode 100644
index 0000000..0703d4b
--- /dev/null
+++ b/javascript/UserForm_frontend.js
@@ -0,0 +1,9 @@
+jQuery(function($) {
+	/**
+	 * Make sure the form does not expire on the user.
+	 */
+	setInterval(function() {
+		// Ping every 3 mins.
+		$.ajax({url: "UserDefinedForm_Controller/ping"});
+	}, 180*1000);
+});