diff --git a/index.php b/index.php
index de1f534..38a9325 100644
--- a/index.php
+++ b/index.php
@@ -1,7 +1,7 @@
 <?php include('header.php'); 
 
-$url     = yourls_sanitize_url( $_REQUEST['url'] );
-$keyword = isset( $_REQUEST['keyword'] ) ? yourls_sanitize_keyword( $_REQUEST['keyword'] ): '' ;
+$url     = isset( $_REQUEST['url'] ) ? yourls_sanitize_url( $_REQUEST['url'] ) : '' ;
+$keyword = isset( $_REQUEST['keyword'] ) ? yourls_sanitize_keyword( $_REQUEST['keyword'] ) : '' ;
 $title   = isset( $_REQUEST['title'] ) ? yourls_sanitize_title( $_REQUEST['title'] ) : '' ;
 
 ?>
@@ -12,7 +12,7 @@ $title   = isset( $_REQUEST['title'] ) ? yourls_sanitize_title( $_REQUEST['title
 	<p><label for="url" title="<?php yourls_e( 'Paste the long URL here', 'isq_translation'); ?>"><?php yourls_e( 'Long URL (required):', 'isq_translation'); ?></label> <input type="text" id="url" class="right" name="url" value="<?php echo($url); ?>" /></p>
 	<p><label for="keyword" title="<?php yourls_e( 'A keyword replaces the default short string', 'isq_translation'); ?>"><?php yourls_e( 'Custom keyword:', 'isq_translation'); ?></label> <input type="text" id="keyword" class="right" name="keyword" value="<?php echo($keyword); ?>" /></p>
 	<p><label for="title" title="<?php yourls_e( 'Optional title used when sharing a link from YOURLS using social sharers', 'isq_translation'); ?>"><?php yourls_e( 'Optional title:', 'isq_translation'); ?></label> <input type="text" id="title" class="right" name="title" value="<?php echo($title); ?>" /></p>
-	<p><label for="antispam" title="<?php yourls_e( 'This is an antispam check. Sorry, we have to do this to prevent the database being overrun by bots!', 'isq_translation'); ?>"><?php yourls_e( 'reCAPTCHA', 'isq_translation'); ?></label> <span class="right"><?php echo recaptcha_get_html(ISQ::$recaptcha['public']); ?></span></p> 
+	<p><label for="antispam" title="<?php yourls_e( 'This is an antispam check. Sorry, we have to do this to prevent the database being overrun by bots!', 'isq_translation'); ?>"><?php yourls_e( 'reCAPTCHA', 'isq_translation'); ?></label> <span class="right"><?php echo recaptcha_get_html(ISQ::$recaptcha['public']); ?></span></p>
 
 	<p><input type="submit" value="<?php yourls_e( 'Shorten', 'isq_translation'); ?>" /></p>
 </form>