Need Help On An Item Purchased With Google-checkout

On July 15th-I ordered from Designer Wall Tapestries-1 tapestry-1rod and tassels,on computer-using Google checkout. The google order # 176200249196489 You sent me an order receipt,with the above number-The price of $218 and said I could use this number to get up to date information. I have not been able to  find this info-I have called Designer Wall tapestries every day ,since The 15th-at  888-629-3622-no one has yet returned my call-nor have I received the tapestry Your receipt said Designer Wall Tapestries would charge and ship my tapestry soon-but today is the 23rd.-and I have no info from either Google check-out 0r Designer Wall tapestries  PLEASE HELP ME!