document.write('<script language="JavaScript" src="/en/common/js/changeimage.js"></script>');
var atemFile = new Array('esu_a'
						 ,'esu_b'
						 ,'esu_c'
						 ,'esu_d'
						 ,'esu_e'
						 ,'esu_f'
						 ,'esu_g'
						 ,'esu_h'
						 ,'esu_i'
						 ,'esu_j'
						 ,'esu_k'
						 ,'esu_l'
						 ,'esu_m'
						 ,'esu_n'
						 ,'esu_o'
						 ,'esu_p'
						 ,'esu_q'
						 ,'esu_r'
						 ,'esu_s'
						 ,'esu_t'
						 ,'esu_u'
						 ,'esu_v'
						 ,'esu_w'
						 ,'esu_x'
						 ,'esu_y'
						 ,'esu_z'
						 ,'esu_other'
						 );



function TabMenu(trgObj) {

	for (i in atemFile) {
		if (trgObj !== atemFile[i]) {
			var subMenuElm = document.getElementById(atemFile[i]);
			hideElement(subMenuElm,atemFile[i]);
		}
	}
	var subMenuElm = document.getElementById(trgObj);
	showElement(subMenuElm,trgObj);
}	

function showElement(obj,id) {
	obj.style.background = "url(images/"+ id +"_on.gif)"; 
}
function hideElement(obj,id) {
	obj.style.background = "url(images/"+ id +".gif)"; 
}