/indra/newview/skins/default/xui/en/menu_cof_attachment.xml

 1<?xml version="1.0" encoding="utf-8" standalone="yes" ?>
 2<context_menu
 3 layout="topleft"
 4 name="COF Attachment">
 5    <menu_item_call
 6     label="Detach"
 7     layout="topleft"
 8     name="detach">
 9        <on_click
10         function="Attachment.Detach"
11         parameter="detach"/>
12    </menu_item_call>
13</context_menu>