function getCookie(name){
  var cname = name + "=";               
  var dc = document.cookie;             
  if (dc.length > 0) {              
    begin = dc.indexOf(cname);       
    if (begin != -1) {           
      begin += cname.length;       
      end = dc.indexOf(";", begin);
      if (end == -1) end = dc.length;
        return unescape(dc.substring(begin, end));
    } 
  }
  return null;
}

function setCookie(name, value, expires, path, domain, secure) {
  document.cookie = name + "=" + escape(value) + 
  ((expires == null) ? "" : "; expires=" + expires.toGMTString()) +
  ((path == null) ? "" : "; path=" + path) +
  ((domain == null) ? "" : "; domain=" + domain) +
  ((secure == null) ? "" : "; secure");
}

function DoLogin()
{
	var mipass = getCookie('mipass');
	var caduca = new Date(); 
	caduca.setTime(caduca.getTime() + (30*24*60*60*1000));

	mipass = prompt("Por favor introduce la contraseņa para acceder a esta seccion", "");
	setCookie ('mipass ', mipass, caduca);
	top.location = 'articulos.htm';	
}

function ComprobarPass()
{
	var mipass = getCookie('mipass');
	if(mipass != 'cabycal07')
		top.location = 'articulos_bad.htm';
}