// JavaScript Document

/*onerror=handleErr;

function handleErr(msg,url,l) {
	txt="There was an error on this page.\n\n";
	txt+="Error: " + msg + "\n";
	txt+="URL: " + url + "\n";
	txt+="Line: " + l + "\n\n";
	txt+="Click OK to continue.\n\n";
	alert(txt);
	return true;
}*/

function switchmenu(menuname, imgname) {
	var menu = document.getElementById(menuname);
	var img = document.getElementById(imgname);
	
	if (menu.style.display == "none") {
		menu.style.display = "block";
		img.src = "/20082009/images/minus.gif";
		setCookie(menuname, "true", 1);
	}
	else {
		menu.style.display = "none";
		img.src = "/20082009/images/plus.gif";
		setCookie(menuname, "false", 1);
	}
	
}

function getCookie(c_name) {
	if (document.cookie.length > 0) {
		c_start = document.cookie.indexOf(c_name + "=");
		if (c_start != -1) { 
			c_start = c_start + c_name.length + 1;
			c_end = document.cookie.indexOf(";", c_start);
			if (c_end == -1) c_end=document.cookie.length
			return unescape(document.cookie.substring(c_start,c_end));
		} 
	}
	return ""
}

function setCookie(c_name, value, expiredays) {
	var exdate = new Date();
	exdate.setDate(exdate.getDate()+expiredays);
	document.cookie=c_name+ "=" +escape(value)+((expiredays==null) ? "" : "; expires="+exdate.toGMTString());
}

function checkMenu() {
	var menu1 = getCookie('menu1');
	var menu2 = getCookie('menu2');
	var menu3 = getCookie('menu3');

	if (menu1 != null && menu1 != "") {
		if (menu1 == "false")
			switchmenu("menu1", "img1");
	}
	else {
		switchmenu("menu1", "img1");
	}
	
	if (menu2 != null && menu2 != "") {
		if (menu2 == "false")
			switchmenu("menu2", "img2");
	}
	else {
		switchmenu("menu2", "img2");
	}
	
	if (menu3 != null && menu3 != "") {
		if (menu3 == "false")
			switchmenu("menu3", "img3");
	}
	else {
		switchmenu("menu3", "img3");
	}
	
}