Minor updates and enhancements to Table()

classes/lnApp/HTMLRender.php

@@ -102,7 +102,7 @@ abstract class lnApp_HTMLRender {
 				throw new Kohana_Exception('Missing key :key for image',array(':key'=>$key));
 
 		// Check for unique keys
-		if (static::$_unique_vals)
+		if (isset(static::$_unique_vals) AND static::$_unique_vals)
 			foreach (static::$_unique_vals as $v=>$u)
 				foreach (static::$_data as $d)
 					if (isset($d[$u]) && $d['data'] == $item['data'])