if (mtDropDown.isSupported()) 
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			var ms = new mtDropDownSet(mtDropDown.direction.down, 0, 0, mtDropDown.reference.bottomLeft);

var	menu2	=	ms.addMenu(document.getElementById("mainmenu2"));
menu2.addItem("羊肚菌行业新闻",	"/userlist/wyqydj/home-622.html","");
menu2.addItem("羊肚菌业内新闻",	"/userlist/wyqydj/text-623.html","");
var	menu3	=	ms.addMenu(document.getElementById("mainmenu3"));
menu3.addItem("羊肚菌生理与生态环境",	"/userlist/wyqydj/text-630.html","");
menu3.addItem("羊肚菌形成记",	"/userlist/wyqydj/text-635.html","");
menu3.addItem("羊肚菌图说一生",	"/userlist/wyqydj/text-639.html","");
menu3.addItem("羊肚菌菌种制作技术",	"/userlist/wyqydj/text-631.html","");
menu3.addItem("羊肚菌种植重点节点",	"/userlist/wyqydj/text-636.html","");
menu3.addItem("羊肚菌栽培技术",	"/userlist/wyqydj/text-638.html","");
menu3.addItem("羊肚菌栽培新技术",	"/userlist/wyqydj/text-632.html","");
var	menu4	=	ms.addMenu(document.getElementById("mainmenu4"));
menu4.addItem("云南鲜羊肚菌拓展国际市场",	"/userlist/wyqydj/text-643.html","");
menu4.addItem("植物组织培养培养基及其配制",	"/index.php/list/wyqydj/1/cn/822/625.html","");
var	menu5	=	ms.addMenu(document.getElementById("mainmenu5"));
menu5.addItem("惠州清福科技有限公司推介",	"/userlist/wyqydj/text-640.html","");
menu5.addItem("羊肚菌种植合作协议",	"/userlist/wyqydj/text-642.html","");
menu5.addItem("菇菌诱惑  蕈菌飘香",	"/userlist/wyqydj/text-644.html","");

			mtDropDown.renderAll();
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		//初始菜单
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