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

var	menu7	=	ms.addMenu(document.getElementById("mainmenu7"));
menu7.addItem("军训图片",	"/?action=list|mb0164|1|cn|39544|39544&sortid=44499","");
menu7.addItem("旅游图片",	"/?action=list|mb0164|1|cn|39544|39544&sortid=44500","");
menu7.addItem("年会图片",	"/?action=list|mb0164|1|cn|39544|39544&sortid=44501","");
menu7.addItem("培训图片",	"/?action=list|mb0164|1|cn|39544|39544&sortid=44502","");

			mtDropDown.renderAll();
		}
		//初始菜单
		window.onload = init;