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

	// ¸Þ´º¼ö¸¸Å­ ¼³Á¤ÇÏ½Ã¸é µË´Ï´Ù.
	// [ MENU 01] ******************************************************//
	var menu1 = ms.addMenu(document.getElementById("menu1"));
		menu1.addItem("Overview", "http://www.enerkeeper.com/english/e_pro1_01.html");
		menu1.addItem("Superiority", "http://www.enerkeeper.com/english/e_pro1_02.html");
		menu1.addItem("Comparative technology", "http://www.enerkeeper.com/english/e_pro1_03.html");
		menu1.addItem("Installation", "http://www.enerkeeper.com/english/e_pro1_04.html");
		menu1.addItem("Specification", "http://www.enerkeeper.com/english/e_pro1_05.html");
		menu1.addItem("Reference", "http://www.enerkeeper.com/english/e_pro1_06.html");
		
			
	// [ MENU 02] ******************************************************//
	var menu2 = ms.addMenu(document.getElementById("menu2"));
		menu2.addItem("Overview", "http://www.enerkeeper.com/english/e_pro2_01.html");
		menu2.addItem("Superiority", "http://www.enerkeeper.com/english/e_pro2_02.html");
		menu2.addItem("Comparative technology", "http://www.enerkeeper.com/english/e_pro2_03.html");
		menu2.addItem("Installation", "http://www.enerkeeper.com/english/e_pro2_04.html");
		menu2.addItem("Specification", "http://www.enerkeeper.com/english/e_pro2_05.html");
		menu2.addItem("Reference", "http://www.enerkeeper.com/english/e_pro2_06.html");
		


	// [ MENU 03] ******************************************************//
	var menu3 = ms.addMenu(document.getElementById("menu3"));
		menu3.addItem("CEO greetings", "http://www.enerkeeper.com/english/eng_com_01.html");
		menu3.addItem("Sales Networks", "http://www.enerkeeper.com/english/eng_com_02.html");
		menu3.addItem("Certificates", "http://www.enerkeeper.com/english/eng_com_03.html");
		menu3.addItem("Download", "http://www.enerkeeper.com/english/eng_com_04.html");
		menu3.addItem("Contacts Us", "http://www.enerkeeper.com/english/eng_com_05.html");
			




	mtDropDown.renderAll();
}