var expDays = 1;
var exp = new Date();
exp.setTime(exp.getTime() + (expDays*24*60*60*1000));

function Goto_Chat(dest){
	if(!is_chat_open()){
		SetCookie('chat_open','true');
		window.open('../goto_chat.php?submit=true&dest='+dest,'seduc_chat','width=800,height=550,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no');
	}else{
		tempo_win=window.open('../goto_chat.php?dest='+dest,'tempo_chat','width=1,height=1,left=10000,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no');
		tempo_win.focus();
	}
}

function self_close(){
	SetCookie ('chat_open','false', exp);
}

function is_chat_open(){
	return GetCookie ('chat_open')=='true';
}

 
function getCookieVal (offset) {
	var endstr = document.cookie.indexOf (";", offset);
	if (endstr == -1)
		endstr = document.cookie.length;
	return unescape(document.cookie.substring(offset, endstr)); 
}
 

function GetCookie (name) {
	var arg = name + "=";
	var alen = arg.length;
	var clen = document.cookie.length;
	var i = 0;
	while (i < clen) {
		var j = i + alen;
		if (document.cookie.substring(i, j) == arg)
			return getCookieVal (j);
		i = document.cookie.indexOf(" ", i) + 1;
		if (i == 0) break; 
	}
	return null; 
}
 
function SetCookie (name, value) {
	var argv = SetCookie.arguments;
	var argc = SetCookie.arguments.length;
	var expires = (argc > 2) ? argv[2] : null;
	//var path = (argc > 3) ? argv[3] : null;
	var path='/';
	var domain = (argc > 4) ? argv[4] : null;
	var secure = (argc > 5) ? argv[5] : false;
	document.cookie = name + "=" + escape (value) +
	((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
	((path == null) ? "" : ("; path=" + path)) +
	((domain == null) ? "" : ("; domain=" + domain)) +
	((secure == true) ? "; secure" : ""); 
}