/* -- text expender -- */
function jump(id) {
var d = document.getElementById(id);
for (var i = 1; i<=20; i++) {
if (document.getElementById('smenu'+i)) {document.getElementById('smenu'+i).style.display='none';}
}
if (d) {d.style.display='block';}
}

/* -- menu expender -- */
function show_hide(blocknum, isOpen) {
	hid = ('hide' + (blocknum));
	unhid = ('show' + (blocknum));
	if( document.getElementById ) {
		if( document.getElementById(hid).style.display ) {
			if( isOpen != 0 ) {
				document.getElementById(hid).style.display = "block";
				document.getElementById(unhid).style.display = "none";
			} else {
				document.getElementById(hid).style.display = "none";
				document.getElementById(unhid).style.display = "block";
			}
		} else {
			location.href = isOpen;
			return true;
		}
	} else {
		location.href = isOpen;
		return true;
	}
}