<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE BALANCE
SHEET, STATEMENT OF OPERATIONS AND STATEMENT OF CASH FLOWS INCLUDED IN THE
COMPANY'S REGISTRATION STATEMENT ON FORM S-1 FOR THE YEAR ENDED DECEMBER 31,
1996 AND NINE MONTHS ENDED SEPTEMBER 30, 1997, AND IS QUALIFIED IN ITS ENTIRETY
BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
       
                                                            
<PERIOD-TYPE>                                     YEAR                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1996             DEC-31-1997
<PERIOD-START>                             JAN-01-1996             JAN-01-1997
<PERIOD-END>                               DEC-31-1996             SEP-30-1997
<CASH>                                       2,540,857                 532,665
<SECURITIES>                                         0                       0
<RECEIVABLES>                                  275,508                 534,766
<ALLOWANCES>                                    42,000                  42,000
<INVENTORY>                                          0                       0
<CURRENT-ASSETS>                             3,146,180               1,765,908
<PP&E>                                      12,530,040              22,466,212
<DEPRECIATION>                               2,030,708               6,390,866
<TOTAL-ASSETS>                              14,558,999              18,813,339
<CURRENT-LIABILITIES>                       24,832,947              40,477,624
<BONDS>                                              0                       0
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<COMMON>                                         5,586                   5,835
<OTHER-SE>                                (14,896,138)              30,292,173
<TOTAL-LIABILITY-AND-EQUITY>                14,558,999              18,813,339
<SALES>                                     10,948,863              24,409,653
<TOTAL-REVENUES>                            10,948,863              24,409,653
<CGS>                                        6,002,155              10,744,690
<TOTAL-COSTS>                                6,002,155              10,744,690
<OTHER-EXPENSES>                             1,628,201                       0
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                             150,376                 164,145
<INCOME-PRETAX>                           (16,640,853)            (16,447,053)
<INCOME-TAX>                                         0                       0
<INCOME-CONTINUING>                       (16,640,853)            (16,447,053)
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                              (16,640,853)            (16,447,053)
<EPS-PRIMARY>                                   (6.86)                  (2.52)
<EPS-DILUTED>                                   (6.86)                  (2.52)