Exhibit 23.2
 
                      CONSENT OF INDEPENDENT ACCOUNTANTS
 
We consent to the inclusion in this Amendment No. 2 to the Registration
Statement on Form S-1 of our report, dated January 31, 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 4, 1998