<nxml>   <mco:declarations xmlns:mco="http://nexaweb.com/mco">     <mco:mco id="orderMco" src="jp.co.nexaweb.menu.mco.OrderMco"/>     <mco:mco id="messageMco" src="jp.co.nexaweb.menu.mco.MessageMco"/>  ---(1)   </mco:declarations> ・・・略・・・       <panel borderPosition="south" onCreate="mco://messageMco.startSubscribe(lblMessage)"> ---(2)         <borderLayout/>         <label id="lblMessage" height="40" text="" alignHorizontal="center" fontSize="20" borderPosition="north"/> ---(3)         <button height="25" text="注文確認" onCommand="mco://orderMco.addCart(menu)" borderPosition="south"/>       </panel> ・・・略・・・