function mySetCookie(name, val)//, expr)
{
  var DEFAULT_EXPIRE = 3000 ;  
  var DEFALUT_EXPIRE_DATE =  "Sat, 01-Jan-00 00:00:01 GMT";

  var expdate = new Date();
  var cookie_str = "";

  expdate.setTime(expdate.getTime() + DEFAULT_EXPIRE * 1000);
  expire_str = expdate.toGMTString();

  //alert(document.cookie);
  if( myGetcookie(name) != null){
    cookie_str = name + "=";
    cookie_str += "; expires=" + DEFALUT_EXPIRE_DATE;
//    cookie_str += "; Max-Age=0";
    document.cookie = cookie_str;   
    //alert(document.cookie);
  }
  var ck = document.cookie;
  
  // set new cookie 
  cookie_str = name + "=" + val;
  cookie_str += "; expires=" + expire_str;
  document.cookie = cookie_str;
  //alert(document.cookie);
  
}

function myGetcookie(name)
{
  var ck = document.cookie;
  var vname = name + "=";
  if (ck.length > 0)
  {
    if ((begin = ck.indexOf(vname)) != -1)
    { 
      begin += vname.length;
      if ((end = ck.indexOf(";", begin)) < 0)
        end = ck.length;
      //   return unescape(ck.substring(begin, end));
      return ck.substring(begin, end);
    }
  }
  return null;
}

function GetUserId(){
  var mem = MEM1;
  if( mem != ""){
	return mem;
  }else{
    return "Guest";
  }  	
}	

function GetUserNick(){
  var mem = MEM2;
  if( mem != ""){
	return mem;
  }else{
    return "Guest";
  }  	
}	

function GetUserPerm(){
  var mem = MEM3;
  if( mem != ""){
	return mem;
  }else{
    return 1;
  }  	
}