function clickstats() {
  this.key = 123;

  this.encodeString = function(string) {
    var result = "";

    for (var i=0; i<string.length; i++) {
      result += String.fromCharCode( string.charCodeAt(i) ^ this.key);
    }

    return escape(result);
  }

  this.decodeString = function(string) {
    string = unescape(string);
    var result = "";

    for (var i=0; i<string.length; i++) {
      result += String.fromCharCode( string.charCodeAt(i) ^ this.key);
    }

    return result;
  }

  this.out = function(string, decode) {
    if (decode)
      document.write(this.decodeString(string));
    else
      document.write(string);
  }
}

var clickstats = new clickstats();