// JavaScript Document
var d_CN = 0		//默认是否繁体，0 简体，1 繁体
var c_date=30;
var c_hours=c_date*24;

var cook_cn="big5"+self.location.hostname.toString().replace(/\./g,"");

function writeCookie(name, value, hours){
  var expire = "";
  if(hours != null){
    expire = new Date((new Date()).getTime() + hours * 3600000);
    expire = "; expires=" + expire.toGMTString()+"; path=/; domain="+localUrl("host");
  }
  document.cookie = name + "=" + escape(value) + expire;
}

function readCookie(name){
  var cookieValue = "";
  var search = name + "=";
  if(document.cookie.length > 0){ 
    offset = document.cookie.indexOf(search);
    if (offset != -1){ 
      offset += search.length;
      end = document.cookie.indexOf(";", offset);
      if (end == -1) end = document.cookie.length;
      cookieValue = unescape(document.cookie.substring(offset, end))
    }
  }
  return cookieValue;
}

function setBig5(cn){
	try{
		writeCookie(cook_cn,cn);
		return true;
	}catch(e){
		return true;
	}
}