<TABLE> <S> <C>

<ARTICLE> 5
<RESTATED>

<S>                             <C>                     <C>                     <C>
<PERIOD-TYPE>                   3-MOS                   6-MOS                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1997             DEC-31-1997             DEC-31-1997
<PERIOD-START>                             JAN-01-1997             JAN-01-1997             JAN-01-1997
<PERIOD-END>                               MAR-31-1997             JUN-30-1997             SEP-30-1997
<CASH>                                      24,341,396              22,797,922              21,409,237
<SECURITIES>                                         0                       0                       0
<RECEIVABLES>                                3,476,650               2,968,707               3,016,381
<ALLOWANCES>                                 (113,537)                 101,264                  98,734
<INVENTORY>                                          0                       0                       0
<CURRENT-ASSETS>                            29,267,337              26,957,479              25,631,930
<PP&E>                                       3,103,678               3,439,813               4,119,150
<DEPRECIATION>                             (1,149,000)               1,277,289               1,441,049
<TOTAL-ASSETS>                              31,491,389              29,359,446              28,519,544
<CURRENT-LIABILITIES>                        4,925,419               3,941,366               3,863,131
<BONDS>                                              0                       0                       0
<PREFERRED-MANDATORY>                                0                       0                       0
<PREFERRED>                                          0                       0                       0
<COMMON>                                        76,001                  76,066                  76,105
<OTHER-SE>                                  26,489,969              25,191,685              24,531,888
<TOTAL-LIABILITY-AND-EQUITY>                31,491,389              29,359,446              28,519,544
<SALES>                                        823,472                 849,689                 948,155
<TOTAL-REVENUES>                             3,952,745               7,286,656              11,669,927
<CGS>                                          665,055                 726,157                 863,463
<TOTAL-COSTS>                                2,500,801               4,906,591               7,790,959
<OTHER-EXPENSES>                             2,183,670               4,639,689               7,190,851
<LOSS-PROVISION>                                     0                       0                       0
<INTEREST-EXPENSE>                             310,833                 613,833                 904,355
<INCOME-PRETAX>                              (370,101)             (1,594,999)             (2,364,739)
<INCOME-TAX>                                   148,040                       0                       0
<INCOME-CONTINUING>                          (222,061)             (1,594,999)             (2,364,739)
<DISCONTINUED>                                       0                       0                       0
<EXTRAORDINARY>                                      0                       0                       0
<CHANGES>                                            0                       0                       0
<NET-INCOME>                                 (222,061)             (1,594,999)             (2,364,739)
<EPS-PRIMARY>                                    (.03)                   (.21)                   (.31)
<EPS-DILUTED>                                    (.03)                   (.21)                   (.31)


</TABLE>