"use strict";

function readCookie(name)
{
  if (document.cookie === undefined) {
    return "";
  }

  var cookieList = document.cookie.split(";");
  
  var index = 0;
  for (index = 0; index < cookieList.length; index += 1) {
    var cookie = cookieList[index].replace(/^\s\s*/, "").replace(/\s\s*$/, "");

    var cookieParts = cookie.split("=");
    if (cookieParts.length !== 2) {
      continue;
    }

    if (cookieParts[0] === name) {
      return cookieParts[1];
    }
  }

  return "";
}

function restoreId()
{
  var cookieValue = readCookie("aihandle");
  if (cookieValue === "") {
    return;
  }

  var handle = document.getElementById("handle");
  if (handle === undefined) {
    return;
  }

  handle.value = cookieValue;
}