//window.name="main_window"; // will not work in Netscape Navigator 2 as name is read only

function go()
{
	box = document.forms[0].navi;
	destination = box.options[box.selectedIndex].value;
	if (destination) location.href = destination;
}

function expand(thistag) {
   styleObj = document.getElementById(thistag).style;
   if (styleObj.display=='none') {styleObj.display = 'inline';}
   else {styleObj.display = 'none';}
}