Exhibit 12

Statement Re Computation of Ratios

     This  schedule   contains   financial   information   extracted   from  the
registrant's audited consolidated  financial statements as of and for the twelve
months ended December 31, 1997, and is qualified in its entirety by reference to
such financial statements:



                                                        1997             1996
                                                   -----------------------------
Current Ratio:

The ratio of current assets divided by current liabilities -

                                                                       
Current assets  (numerator)                          39,574,608       13,886,689
Current liabilities (denominator)                    20,112,442       12,214,536

Current ratio                                              1.97             1.14

Quick Ratio:

The ratio of liquid current assets (cash and cash equivalents and
accounts receivable and unbilled receivables) divided by current
liabilities:
Cash and cash equivalents                             7,656,850          809,711
Accounts receaivable and unbilled receivables        19,388,007        6,874,808
                                                --------------------------------
Total (numerator)                                    27,044,857        7,684,519
                                                --------------------------------
Current liabilities (denominator)                    20,112,442       12,214,536

Quick ratio                                                1.34             0.63


Debt to Equity Ratio:

The ratio of all debt divided by stockholders' equity

Notes payable                                         4,783,350        3,920,057
Current maturities of long-term debt                    842,515          493,060
Long-term liabilities                                 2,199,837        1,385,602
                                               ---------------------------------
Total (numerator)                                     7,825,702        5,798,719
                                               ---------------------------------
Stockholders' equity (denominator)                   36,284,629        8,251,816

Debt to equity ratio                                       0.22             0.70


                                  10-K Page 69