if (mtDropDown.isSupported()) {

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

		var menu1 = ms.addMenu(document.getElementById("menu1"));
       
		menu1.addItem('- 公司介绍 ','about.asp?id=1');


		menu1.addItem('- 我们的服务 ','about.asp?id=2');


		menu1.addItem('- 增值服务 ','about.asp?id=3');


		menu1.addItem('- 认证服务程序 ','about.asp?id=4');



//第二菜单
	
		var menu2 = ms.addMenu(document.getElementById("menu2"));
       
	
		menu2.addItem("- 各国认证标志", "news_detail.asp?news_id=1"); 
       
	
		menu2.addItem("- 各国电压频率", "news_detail.asp?news_id=2"); 
       
	
		menu2.addItem("- 各国插头", "news_detail.asp?news_id=3"); 
       
	
		menu2.addItem("- OEM与ODM的区别", "news_detail.asp?news_id=46"); 

		
	mtDropDown.renderAll();
	}