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

var	menu2	=	ms.addMenu(document.getElementById("mainmenu2"));
menu2.addItem("联合会简介",	"?action=text|softnet|483|cn|945|929","_blank");
menu2.addItem("组织构架",	"?action=text|softnet|483|cn|946|929","_blank");
menu2.addItem("2010年方针",	"?action=text|softnet|483|cn|1016|929","_blank");
var	menu5	=	ms.addMenu(document.getElementById("mainmenu5"));
menu5.addItem("会员名册",	"?action=text|softnet|483|cn|935|932","_blank");
menu5.addItem("入会流程",	"?action=text|softnet|483|cn|939|932","_blank");
menu5.addItem("文档下载",	"?action=text|softnet|483|cn|942|932","_blank");
menu5.addItem("会员资讯",	"?action=news|softnet|483|cn|951|932","_blank");
var	menu6	=	ms.addMenu(document.getElementById("mainmenu6"));
menu6.addItem("第一期",	"?action=text|softnet|483|cn|949|947","_blank");
menu6.addItem("第二期",	"?action=text|softnet|483|cn|950|947","_blank");

			mtDropDown.renderAll();
		}
		//��ʼ�˵�
		window.onload = init;