if (mtDropDown.isSupported()) {
	var ms = new mtDropDownSet(mtDropDown.direction.down, 0, 0, mtDropDown.reference.bottomLeft);
	var menu1 = ms.addMenu(document.getElementById("menu1"));
		menu1.addItem("Home", "http://www.szsyhaf.com/call/en/index.php"); 
		menu1.addItem("About Us", "http://www.szsyhaf.com/call/en/about.php"); 
		menu1.addItem("News", "http://www.szsyhaf.com/call/en/news.php"); 
		menu1.addItem("Product", "http://www.szsyhaf.com/call/en/product.php"); 
		menu1.addItem("Project", "http://www.szsyhaf.com/call/en/project.php"); 
		menu1.addItem("Order", "http://www.szsyhaf.com/call/order.php"); 
		menu1.addItem("Contact Us", "http://www.szsyhaf.com/call/contact.php"); 
		menu1.addItem("Distribution and agency", "http://www.szsyhaf.com/call/jxdl.php"); 
		 

	var menu2 = ms.addMenu(document.getElementById("menu2"));
		menu2.addItem("Home", "http://www.szsyhaf.com/oem/en/index.php"); 
		menu2.addItem("About Us", "http://www.szsyhaf.com/oem/en/about.php"); 
		menu2.addItem("News", "http://www.szsyhaf.com/oem/en/news.php"); 
		menu2.addItem("Development and OEM", "http://www.szsyhaf.com/oem/en/project.php"); 
		menu2.addItem("RF Module", "http://www.szsyhaf.com/oem/en/product.php"); 
	    menu2.addItem("Microcontroller Products", "http://www.szsyhaf.com/oem/en/downhelp.php"); 
		menu2.addItem("Human Resources", "http://www.szsyhaf.com/oem/en/zp.php"); 
		menu2.addItem("Contact Us", "http://www.szsyhaf.com/oem/en/contact.php"); 	 
		
	var menu3 = ms.addMenu(document.getElementById("menu3"));
		menu3.addItem("Home", "http://www.szsyhaf.com/secu/en/index.php"); 
		menu3.addItem("About Us", "http://www.szsyhaf.com/secu/en/about.php"); 
		menu3.addItem("News", "http://www.szsyhaf.com/secu/en/news.php"); 
		menu3.addItem("Product", "http://www.szsyhaf.com/secu/en/product.php"); 
		menu3.addItem("Project", "http://www.szsyhaf.com/secu/en/project.php"); 
		menu3.addItem("Download", "http://www.szsyhaf.com/secu/en/downhelp.php"); 
		menu3.addItem("Technical Support", "http://www.szsyhaf.com/secu/en/fw.php"); 
		menu3.addItem("Contact Us", "http://www.szsyhaf.com/secu/en/contact.php"); 


	var menu4 = ms.addMenu(document.getElementById("menu4"));
		menu4.addItem("Home", "http://www.szsyhaf.com/furniture/en/index.php"); 
		menu4.addItem("About Us", "http://www.szsyhaf.com/furniture/en/about.php"); 
		menu4.addItem("News", "http://www.szsyhaf.com/furniture/en/news.php"); 
		menu4.addItem("Living room", "http://www.szsyhaf.com/furniture/en/living.php"); 
		menu4.addItem("Restaurant", "http://www.szsyhaf.com/furniture/en/restaurant.php"); 
		menu4.addItem("Study", "http://www.szsyhaf.com/furniture/en/study.php"); 
		menu4.addItem("Bedroom", "http://www.szsyhaf.com/furniture/en/bedroom"); 
		menu4.addItem("Contact Us", "http://www.szsyhaf.com/furniture/en/contact.php"); 

	mtDropDown.renderAll();
}