JavaScript - Cookie Handling

cookie.js

var cookie = {
  // Set Cookie
  set: function (cookieName, value) {
    document.cookie = cookieName + '=' + encodeURIComponent(value) + '; path=/';
  },

  // Get Cookie
  get: function (cookieName) {
    if (document.cookie.length > 0) {
      var startIndex = document.cookie.indexOf(cookieName + '=');
      if (startIndex !== -1) {
        startIndex = startIndex + cookieName.length + 1;
        var endIndex = document.cookie.indexOf(';', startIndex);
        if (endIndex === -1) {
          endIndex = document.cookie.length;
        }

        return decodeURIComponent(document.cookie.substring(startIndex, endIndex));
      }
    }

    return '';
  },

  // Delete Cookie
  remove: function (cookieName) {
    document.cookie = cookieName +'=; Path=/; Expires=Thu, 01 Jan 1970 00:00:01 GMT;';
  }
};