Exhibit 23.2
 
                       CONSENT OF INDEPENDENT ACCOUNTANTS
   
We consent to the inclusion in Amendment No. 3 to the Registration Statement on
Form S-1 of our report, dated January 31, 1998 (except for Note 16 as to which
the date is April 14, 1998) on our audits of the consolidated financial
statements of ATG Inc. and subsidiary. We also consent to the references to our
firm under the captions "Experts" and "Selected Consolidated Financial Data."
    
                                          Coopers & Lybrand L.L.P.
 
San Jose, California
   
May 6, 1998