if (mtDropDown.isSupported()) {

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

//第二菜单
		menu:2
		var menu2 = ms.addMenu(document.getElementById("menu2"));
		menu2.addItem("- Who are we","../../en/about/index.asp?id=bi&nav=1"); 
		menu2.addItem("- Our Vision","../../en/about/index.asp?id=bn&nav=2");
		menu2.addItem("- Our People","../../en/about/index.asp?id=bk&nav=3");
		menu2.addItem("- Quality","../../en/about/index.asp?id=br&nav=4");
		menu2.addItem("- environmental & sustainability","../../en/about/index.asp?id=bb&nav=5");
		menu2.addItem("- Best Practice","../../en/about/index.asp?id=bw&nav=6");
	
//        menu :  3
//		var menu3 = ms.addMenu(document.getElementById("menu3"));
//		menu3.addItem("- 索维项目总承包的优势", "../../en/epc/index.asp?id=dn&nav=1");
//		menu3.addItem("- 索维化工项目总承包", "../../en/epc/index.asp?id=di&nav=2");
//		menu3.addItem("- 化工项目总承包服务流程", "../../en/epc/index.asp?id=ds&nav=3");
		
        menu:3
		var menu3 = ms.addMenu(document.getElementById("menu3"));
		menu3.addItem("- Intro", "../../en/business/index.asp");
		menu3.addItem("- Paint Project", "../../en/business/appshow.asp?id=pjr&nav=2");
		menu3.addItem("- Lubricant Project", "../../en/business/appshow.asp?id=pjs&nav=3");
		menu3.addItem("- Pesticide Project", "../../en/business/appshow.asp?id=pjw&nav=4");
		menu3.addItem("- Textile Additives Project", "../../en/business/appshow.asp?id=pji&nav=5");
		menu3.addItem("- Bio-chemical Project", "../../en/business/appshow.asp?id=pjb&nav=6");
		menu3.addItem("- Surfactant Project", "../../en/business/appshow.asp?id=wb&nav=7");
		menu3.addItem("- Food Additives Project", "../../en/business/appshow.asp?id=pjd&nav=8");
		menu3.addItem("- Feed Additive Project", "../../en/business/appshow.asp?id=pjp&nav=9");
		menu3.addItem("- Bitumen Project", "../../en/business/appshow.asp?id=pjk&nav=10");
		menu3.addItem("- Paper-making Chemicals Project", "../../en/business/appshow.asp?id=wn&nav=11");
		menu3.addItem("- Shampoo Cosmetics Project", "../../en/business/appshow.asp?id=pjn&nav=12");
		menu3.addItem("- Flavors and Fragrances Project", "../../en/business/appshow.asp?id=ws&nav=13");
		menu3.addItem("- E-chemicals Projects", "../../en/business/appshow.asp?id=ww&nav=14");
		menu3.addItem("- Water Treatment Chemicals", "../../en/business/appshow.asp?id=wr&nav=15");
		menu3.addItem("- Pharmaceutical Intermediates", "../../en/business/appshow.asp?id=pjj&nav=16");
		menu3.addItem("- Oilfield Chemicals Project", "../../en/business/appshow.asp?id=wk&nav=17");
		menu3.addItem("- Plastics Additives Project", "../../en/business/appshow.asp?id=wi&nav=18");
		menu3.addItem("- Our Clients", "#");
		
		menu:4
		var menu4 = ms.addMenu(document.getElementById("menu4"))
		menu4.addItem("- EPC", "../../en/epc/index.asp");
		menu4.addItem("- Design", "../../en/design/index.asp");
		menu4.addItem("- Procurement", "../../en/procu/index.asp");
		menu4.addItem("- Construction", "../../en/cons/index.asp");
		menu4.addItem("- Project Managment", "#");
		
		mtDropDown.renderAll();
	}