<function name="OpenSubMenu" parent="DMenu" type="panelfunc"> <ispanel>yes</ispanel> <description>Closes any active sub menus, and opens a new one.</description> <realm>Client</realm> <args> <arg name="item" type="Panel">The &lt;page&gt;DMenuOption&lt;/page&gt; to open the submenu at</arg> <arg name="item" type="Panel">The <page>DMenuOption</page> to open the submenu at</arg> <arg name="menu" type="Panel" default="nil">The submenu to open. If set to nil, the function just closes existing submenus.</arg> </args> </function>