/** variables */
	var ie = navigator.appName == "Microsoft Internet Explorer";
	var op = navigator.userAgent.indexOf('Opera') != -1;
	var ns4 = navigator.appName == "Netscape" && navigator.appVersion.substring(0,1) == "4";
	var ns6 = navigator.appName == "Netscape" && navigator.appVersion.substring(0,1) > "4";
	var timer = null;

/** window */
	function open_window(page,width,height,top,left,name){
		popup=window.open(page,name,"width=" + width + ",height=" + height + ",top=" + top + ",left=" + left + ",scrollbars=no,resizable=no,menubar=no,locationbar=no");
		popup.focus();
	}

/** menu */

	function OpenMenu(m) {
		if (ie) {
			showmenu = document.all.menu[m];
			showmenu.style.visibility = "visible";
			var menus = 12;
			for (i = 0; i < document.all.menu.length; i++) {
      			currentmenu=document.all.menu[i];
				if ((currentmenu.style.visibility == "visible")&&(currentmenu != showmenu)) currentmenu.style.visibility = "hidden";
			}
		}
		if (ns4) {
			if (timer!=null) clearTimeout(timer);
			timer = setTimeout("Close()", 2700);
			showmenu = document.layers[m];
			showmenu.visibility = "visible";
			var menus = 12;
			for (i = 0; i < menus; i++) {
				currentmenu=document.layers[i];
				if ((currentmenu.visibility = "show")&&(currentmenu != showmenu)) currentmenu.visibility = "hide";
			}
		}
    	if (ns6 || op) {
			showmenu = document.getElementsByName("menu")[m];
			showmenu.style.visibility = "visible";
			var menus = 12;
			for (i = 0; i < menus; i++) {
				currentmenu=document.getElementsByName("menu")[i];
				if ((currentmenu.style.visibility = "visible")&&(currentmenu != showmenu)) currentmenu.style.visibility = "hidden";
      		}
		}
	}

	function Close(m) {
        	for (i = 0; i < m; i++) {
               	if (ie) document.all.menu[i].style.visibility = "hidden";
                if (ns4) document.layers[i].visibility = "hide";
                if (ns6 || op) document.getElementsByName("menu")[i].style.visibility = "hidden";
        	}
	}
	
	function CloseDelay() {
		if (timer!=null) clearTimeout(timer);
        	timer = setTimeout("Close()", 500);
        }

	function StayAlive(m) {
		if (ie) document.all.menu[m].style.visibility = "visible";
    	if (ns4) document.layers[m].visibility = "show";
		if (ns6 || op) document.getElementsByName("menu")[m].style.visibility = "visible";
	}

	function CloseMenu(m) {
		if (ie) document.all.menu[m].style.visibility = "hidden";
    	if (ns4) document.layers[m].visibility = "hide";
    	if (ns6 || op) document.getElementsByName("menu")[m].style.visibility = "hidden";
	}
	
//-->