Women's apparel chain Coldwater Creek Inc on Wednesday revealed it swung to a loss in the second quarter amid flat sales but reaffirmed its original earnings guidance for full-year fiscal 2003. The Idaho-based company reported a net loss of $700,000, or six cents a share, versus net income of $1.3 million, or 12 cents a share, in the year-ago period, with net sales flat at $92.8m.