var newwin,newwin2;
    var menu_timeout;
    var active_menu
    
    function openwin2(url) {
       	newwin2 = window.open (url,"popup","width=300,height=150,screenX=0,screenY=0,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes");
        setTimeout ("newwin2.focus ()",500);
    }

    function openwin(url) {
       	newwin = window.open (url,"pop2","width=650,height=450,screenX=0,screenY=0,toolbar=yes,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes");
        setTimeout ("newwin.focus ()",500);
        return false;
    }

    function hidemenu () {
        id = active_menu;
        if (document.getElementById) document.getElementById(id).style.visibility = 'hidden'
        else if (document.layers) document.layers['main'].document.layers[id].visibility = "hide"
        else document.all[id].style.visibility = "hidden";
    }
    
    function show_layer (id) {
        if (document.getElementById) document.getElementById(id).style.visibility = "visible";
        else if (document.layers) {
            document.layers['main'].document.layers[id].visibility = "show"
        } else document.all[id].style.visibility = "visible";
    }

    function menu (i) {
        clearTimeout (menu_timeout);
        if (i != active_menu && active_menu > 0) hidemenu ();
        active_menu = 'm' + i;
        show_layer (active_menu);
    }

    function menuoff () {
        clearTimeout (menu_timeout);
        menu_timeout = setTimeout ('hidemenu()',800);
    }

	function callPage () {
		if (!document.layers) {
			with (document.forms[0].elements[0]) {
				if (options[selectedIndex].value != '') openwin(options[selectedIndex].value)
			}
		} else {
			with (document.layers['main'].document.forms[0].elements[0]) {
				if (options[selectedIndex].value != '') openwin(options[selectedIndex].value)
			}
		}
	}