diff --git a/nconnector.php b/nconnector.php
index c7b09b9..1fe9782 100755
--- a/nconnector.php
+++ b/nconnector.php
@@ -15,7 +15,7 @@ function esp( $s )
 
 function concat ($a, $b)
 {
-	if ( !empty($a) && !empty(b) )
+	if ( !empty($a) && !empty($b) )
 	{
 		$r = $a . " " . $b;
 	}else