=== modified file 'uc_store/uc_store.module'
--- uc_store/uc_store.module	2009-04-18 01:05:58 +0000
+++ uc_store/uc_store.module	2009-04-20 19:20:08 +0000
@@ -424,8 +424,15 @@ function uc_store_token_values($type, $o
           $settings['logo'] = $settings['logo_path'];
         }
       }
-      $values['site-logo'] = '<img src="'. url($base_url .'/'. $settings['logo'], array('absolute' => TRUE)) .'" />';
-
+      
+      // Use a logo; but only if we have one to use.
+      if (isset($settings['logo']) && $settings['logo']) {
+        $values['site-logo'] = '<img src="'. url($base_url .'/'. $settings['logo'], array('absolute' => TRUE)) .'" />';
+      }
+      else {
+        $values['site-logo'] = '';
+      }
+      
       $values['store-name'] = variable_get('uc_store_name', t('Our store'));
       $values['store-url'] = variable_get('uc_store_url', $base_url);
       $values['store-link'] = l(variable_get('uc_store_name', t('Our store')), variable_get('uc_store_url', $base_url));