// JavaScript Document
 
 //lanza_request('./estadisticas_cookie.php?cookie='+escape(valor_cookie)+'&alb='+alb+'&host='+escape(document.host)+'&localizacion='+escape(document.location),'recibir_datos_cookie');


function get_cookie(Name,cadena_cookie) {
  var search = Name + "=";
  var returnvalue = "";
  if (cadena_cookie.length > 0) {
    offset = cadena_cookie.indexOf(search);
    // if cookie exists
    if (offset != -1) { 
      offset += search.length;
      // set index of beginning of value
      end = cadena_cookie.indexOf(";", offset);
      // set index of end of cookie value
      if (end == -1) end = cadena_cookie.length;
      returnvalue=unescape(cadena_cookie.substring(offset, end));
      }
   }
  return returnvalue;
}

function set_cookie(Nombre,Valor) {
  var search = Nombre + "=";
  var returnvalue = "";
  if (document.cookie.length > 0) {
    offset = document.cookie.indexOf(search);
	
    // if cookie exists
    if (offset != -1) { 
      offset += search.length;
	 
      // set index of beginning of value
      end = document.cookie.indexOf(";", offset);
      // set index of end of cookie value
      if (end == -1) end = document.cookie.length;
	  var aux1 = document.cookie.substring(0,offset); 
	  var aux2 = document.cookie.substring(end,document.cookie.length);
	  var argv = set_cookie.arguments;
	  var argc = set_cookie.arguments.length;
	  var path = (argc > 2) ? argv[2] : null

      document.cookie = Nombre + "=" + escape(Valor) + ((path==null) ? "" : (";path=" + path));
	   
      }
   }
  
}
function delCookie(name,path,domain) { 

if(get_cookie(name,document.cookie)) { 
document.cookie=name+"=" +((path==null)?"":";path="+path)+((domain==null)?"":";domain="+domain)+";expires=Thu,01-Jan-70 00:00:01 GMT"; 
} 
}