run onclose handler if we got one

web_ir_actions_act_window_page/static/src/js/web_ir_actions_act_window_page.js

@@ -30,6 +30,10 @@ openerp.web_ir_actions_act_window_page = function(instance)
                 this.inner_widget.views[this.inner_widget.active_view]
                     .controller.execute_pager_action('previous');
             }
+            if(options && options.on_close)
+            {
+                options.on_close();
+            }
         },
         ir_actions_act_window_page_next: function(action, options)
         {
@@ -39,6 +43,10 @@ openerp.web_ir_actions_act_window_page = function(instance)
                 this.inner_widget.views[this.inner_widget.active_view]
                     .controller.execute_pager_action('next');
             }
+            if(options && options.on_close)
+            {
+                options.on_close();
+            }
         },
     });
 }