code: function constainRestrictedWords(text) {
  	var i,
  		restictedWords = ['today', 'tomorrow', 'yesterday', 'tonight'];
  
  	text = text.toLowerCase();
  	i = restictedWords.length;
  	while (i--) {
  		if (text.indexOf(restictedWords[i]) > -1) {
  			return true;
  		}
  	}
  	return false;
  }
docs: list of words not to let the parser use stops praser returning implied dates against server local time