diff --git a/admin/themes/default/js/batchManagerGlobal.js b/admin/themes/default/js/batchManagerGlobal.js
index 803402dbe..8e04e1f04 100644
--- a/admin/themes/default/js/batchManagerGlobal.js
+++ b/admin/themes/default/js/batchManagerGlobal.js
@@ -278,25 +278,32 @@ jQuery('#applyAction').click(function(e) {
       continue;
     }
 
-    queuedManager.add({
-      type: 'POST',
-      url: 'ws.php?format=json',
-      data: {
-        method: "pwg.images.delete",
-        pwg_token: jQuery("input[name=pwg_token").val(),
-        return_details: true,
-        image_id: image_ids.join(',')
-      },
-      dataType: 'json',
-      success: ( function(data) {
-        todo += data.result.nb_processed;
-        progressDelete(todo, progressBar_max, true)
-      }),
-      error: ( function(data) {
-        todo += deleteBlockSize; // TODO: might be not exact, if last query
-        progressDelete(todo, progressBar_max, false)
-      })
-    });
+		(function(ids) {
+			var thisBatchSize = ids.length;
+			queuedManager.add({
+				type: 'POST',
+				url: 'ws.php?format=json',
+				data: {
+					method: "pwg.images.delete",
+					pwg_token: jQuery("input[name=pwg_token").val(),
+					image_id: ids
+				},
+				dataType: 'json',
+				success: function(data) {
+					todo += thisBatchSize;
+					var isOk = data.stat && "ok" == data.stat;
+					if (isOk && data.result != thisBatchSize)
+						/*TODO: user feedback only data.result images out of thisBatchSize were deleted*/;
+					/*TODO: user feedback if isError*/
+					progressDelete(todo, progressBar_max, isOk);
+				},
+				error: function(data) {
+					todo += thisBatchSize;
+					/*TODO: user feedback*/
+					progressDelete(todo, progressBar_max, false);
+				}
+			});
+		} )(image_ids);
 
     image_ids = Array();
   }
diff --git a/include/ws_functions/pwg.images.php b/include/ws_functions/pwg.images.php
index b6647c8b5..08e847aa3 100644
--- a/include/ws_functions/pwg.images.php
+++ b/include/ws_functions/pwg.images.php
@@ -1737,15 +1737,10 @@ function ws_images_delete($params, $service)
   }
 
   include_once(PHPWG_ROOT_PATH.'admin/include/functions.php');
-  delete_elements($image_ids, true);
+  $ret = delete_elements($image_ids, true);
   invalidate_user_cache();
 
-  if ($params['return_details'])
-  {
-    return array(
-      'nb_processed' => count($image_ids),
-      );
-  }
+  return $ret;
 }
 
 /**
diff --git a/ws.php b/ws.php
index 16329635b..1d1f6b6f0 100644
--- a/ws.php
+++ b/ws.php
@@ -504,7 +504,6 @@ function ws_addDefaultMethods( $arr )
       array(
         'image_id' =>   array('flags'=>WS_PARAM_ACCEPT_ARRAY),
         'pwg_token' =>  array(),
-        'return_details' => array('default'=>false, 'type'=>WS_TYPE_BOOL),
         ),
       'Deletes image(s).',
       $ws_functions_root . 'pwg.images.php',