diff --git a/helpers/glib_url_helper.php b/helpers/glib_url_helper.php
new file mode 100644
index 0000000..b434ca5
--- /dev/null
+++ b/helpers/glib_url_helper.php
@@ -0,0 +1,8 @@
+<?php
+
+function gravatar_url ($email,$size,$default,$rating=false)
+{
+	$email = md5( strtolower( trim( $email ) ) );
+
+	return "https://secure.gravatar.com/avatar/$email?s=$size&d=$default&r=$rating";
+}
\ No newline at end of file