Serialize object keys and values except values that are arrays or other objects. This is to be used in case JSON.stringify fails due to cyclic...

Circular Safe Object Inspector

function mystringify(input) {
  var key, type, retVal = "";
  for(key in input) {
    if (input.hasOwnProperty(key)) {
      type = typeof(input[key]);
      if (type === 'array' || type === 'object') {
        retVal += key + ": " + type + ", ";
      } else {
        retVal += key + ": " + input[key] + ", ";
      }
    }
  }
  return retVal;
}