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                                                                    EXHIBIT 23.3
 
              CONSENT OF INDEPENDENT CERTIFIED PUBLIC ACCOUNTANTS
 
     As independent certified public accountants, we hereby consent to the
inclusion of our report dated January 31, 1997, on the combined financial
statements of Eagle Window & Door, Inc. and Subsidiaries and Taylor Building
Products Company (wholly-owned subsidiaries) for the year ended December 31,
1995 and for the eight month period ended August 29, 1996; our report dated June
3, 1997, on the financial statements of Western Insulated Glass, Co. for the
year ended October 31, 1996; and our report dated May 28, 1996, on the
consolidated financial statements of Forte Computer Easy, Inc. and Subsidiaries
for the year ended December 31, 1995 in the Company's Prospectus constituting a
part of this Form S-1 Registration Statement.
 
     We also consent to the reference to us under the captions "Experts" and
"Changes in and Disagreements with Accountants on Accounting and Financial
Disclosure" contained in the Prospectus.
 
                                          Semple & Cooper, LLP
 
Certified Public Accountants
Phoenix, Arizona
 
August 7, 1998