// JavaScript Document

<!--

isamap = new Object();
isamap[0] = "_df"
isamap[1] = "_ov"
isamap[2] = "_ot"
isamap[3] = "_dn"

function isimgact(id, act)
	{
		if(document.images) document.images[id].src = eval( "isimages." + id + isamap[act] + ".src");
	}

if (document.images) 
	{ // ensure browser can do JavaScript rollovers.
		isimages = new Object();
		isimages.menu1_df = new Image();
		isimages.menu1_df.src = "../images/btn_gioithieu.gif";

		isimages.menu1_ov = new Image();
		isimages.menu1_ov.src = "../images/btn_gioithieu_ov.gif";

		isimages.menu2_df = new Image();
		isimages.menu2_df.src = "../images/btn_cocautochuc.gif";

		isimages.menu2_ov = new Image();
		isimages.menu2_ov.src = "../images/btn_cocautochuc_ov.gif";
	
		isimages.menu3_df = new Image();
		isimages.menu3_df.src = "../images/btn_daotao.gif";

		isimages.menu3_ov = new Image();
		isimages.menu3_ov.src = "../images/btn_daotao_ov.gif";

		isimages.menu4_df = new Image();
		isimages.menu4_df.src = "../images/btn_nghiencuukhoahoc.gif";

		isimages.menu4_ov = new Image();
		isimages.menu4_ov.src = "../images/btn_nghiencuukhoahoc_ov.gif";

		isimages.menu5_df = new Image();
		isimages.menu5_df.src = "../images/btn_trangchukhoavien.gif";

		isimages.menu5_ov = new Image();
		isimages.menu5_ov.src = "../images/btn_trangchukhoavien_ov.gif";

	}

//-->