// Ö÷µ¼º½JSÑùʽ

function MainNav_Down(i) {
	document.getElementById("MainNav-"+i).className="MouseMove";
	document.getElementById("SubNav-"+i).style.display="block";
}
function MainNav_Up(i) {
	document.getElementById("MainNav-"+i).className="";
	document.getElementById("SubNav-"+i).style.display="none";
}