function jump() {
	aaa=document.menu
			.submenu.selectedIndex;
	bbb=document.menu.submenu
			.options[aaa].value;
	window.location.href=bbb;
	}
function show() {
	document.getElementById("submenu1")
			.style.visibility="visible";
	}
function shut() {
	document.getElementById("submenu1")
			.style.visibility="hidden";
	}
function show2() {
	document.getElementById("submenu2")
			.style.visibility="visible";
	}
function shut2() {
	document.getElementById("submenu2")
			.style.visibility="hidden";
	}
function show3() {
	document.getElementById("submenu3")
			.style.visibility="visible";
	}
function shut3() {
	document.getElementById("submenu3")
			.style.visibility="hidden";
	}
function show4() {
	document.getElementById("submenu4")
			.style.visibility="visible";
	}
function shut4() {
	document.getElementById("submenu4")
			.style.visibility="hidden";
	}
function show5() {
	document.getElementById("submenu5")
			.style.visibility="visible";
	}
function shut5() {
	document.getElementById("submenu5")
			.style.visibility="hidden";
	}
function show6() {
	document.getElementById("submenu6")
			.style.visibility="visible";
	}
function shut6() {
	document.getElementById("submenu6")
			.style.visibility="hidden";
	}
function show7() {
	document.getElementById("submenu7")
			.style.visibility="visible";
	}
function shut7() {
	document.getElementById("submenu7")
			.style.visibility="hidden";
	}
function show8() {
	document.getElementById("submenu8")
			.style.visibility="visible";
	}
function shut8() {
	document.getElementById("submenu8")
			.style.visibility="hidden";
	}
function show9() {
	document.getElementById("submenu9")
			.style.visibility="visible";
	}
function shut9() {
	document.getElementById("submenu9")
			.style.visibility="hidden";
	}
function show10() {
	document.getElementById("submenu10")
			.style.visibility="visible";
	}
function shut10() {
	document.getElementById("submenu10")
			.style.visibility="hidden";
	}
function show11() {
	document.getElementById("submenu11")
			.style.visibility="visible";
	}
function shut11() {
	document.getElementById("submenu11")
			.style.visibility="hidden";
	}
function show12() {
	document.getElementById("submenu12")
			.style.visibility="visible";
	}
function shut12() {
	document.getElementById("submenu12")
			.style.visibility="hidden";
	}
function show13() {
	document.getElementById("submenu13")
			.style.visibility="visible";
	}
function shut13() {
	document.getElementById("submenu13")
			.style.visibility="hidden";
	}
function show14() {
	document.getElementById("submenu14")
			.style.visibility="visible";
	}
function shut14() {
	document.getElementById("submenu14")
			.style.visibility="hidden";
	}
function show15() {
	document.getElementById("submenu15")
			.style.visibility="visible";
	}
function shut15() {
	document.getElementById("submenu15")
			.style.visibility="hidden";
	}
function show16() {
	document.getElementById("submenu16")
			.style.visibility="visible";
	}
function shut16() {
	document.getElementById("submenu16")
			.style.visibility="hidden";
	}
function show17() {
	document.getElementById("submenu17")
			.style.visibility="visible";
	}
function shut17() {
	document.getElementById("submenu17")
			.style.visibility="hidden";
	}
function show18() {
	document.getElementById("submenu18")
			.style.visibility="visible";
	}
function shut18() {
	document.getElementById("submenu18")
			.style.visibility="hidden";
	}