diff --git a/system/helpers/url_helper.php b/system/helpers/url_helper.php
index c05bc20..01cd345 100644
--- a/system/helpers/url_helper.php
+++ b/system/helpers/url_helper.php
@@ -90,6 +90,8 @@
  */	
 function anchor($uri = '', $title = '', $attributes = '')
 {
+	$title = (string) $title;
+	
 	if ( ! is_array($uri))
 	{
 		$site_url = ( ! preg_match('!^\w+://!i', $uri)) ? site_url($uri) : $uri;
@@ -132,6 +134,8 @@
  */
 function anchor_popup($uri = '', $title = '', $attributes = FALSE)
 {	
+	$title = (string) $title;
+	
 	$site_url = ( ! preg_match('!^\w+://!i', $uri)) ? site_url($uri) : $uri;
 	
 	if ($title == '')
@@ -170,6 +174,8 @@
  */
 function mailto($email, $title = '', $attributes = '')
 {
+	$title = (string) $title;
+	
 	if ($title == "")
 	{
 		$title = $email;
@@ -195,6 +201,8 @@
  */
 function safe_mailto($email, $title = '', $attributes = '')
 {
+	$title = (string) $title;
+	
 	if ($title == "")
 	{
 		$title = $email;