Create and retrieve cookies with JavaScript

gistfile1.js

function setCookie(name, value, path, expires) {
  
  var date = new Date;
  date.setTime(date.getTime()+(expires*24*60*60*1000));
  document.cookie = name+"="+value+";path="+path+";expires="+date.toGMTString();
}

function getCookie(name) {
  
  if (document.cookie) {
    
    var value = document.cookie.split(name+"=")[1];
    if (value) {
      
      return value.split(";")[0];
    }
  }
  
  return false;
}

Define the param "expires" in days.