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                                                                    EXHIBIT 10.6

                                 PROMISSORY NOTE


$*100,000.00*                  Lafayette, Colorado              December 8, 1995


Front Range Capital corporation, after date, for value received we promise to
pay to the order of Carol Ann Imel at 1935 Table Mesa, Boulder, Colorado, 80303,
the sum of *One Hundred Thousand* dollars, with interest at the rate of Prime
per cent per annum, payable as follows:

Interest payable quarterly, beginning March 31, 1996, to maturity of this note,
December 31, 2000. The entire principal, plus accrued interest is due and
payable at maturity.

The rate of interest shall be the Prime Rate as reported in the Wall Street
Journal, and shall be adjusted effective day of change.

As of the date of this note, current interest rate is 8.75%.

IT IS AGREED that if this note is not paid or declared due hereunder, the entire
principal and accrued interest thereon shall draw interest at the rate of twelve
per cent per annum, and that failure to make any payment of principal or
interest when due or any default under any encumbrance or agreement securing
this note shall cause the whole note to become due at once, or the interest to
be counted as principal, at the option of the holder of the note. The makers and
endorsers hereof severally waive presentment for payment, protest, notice of
non-payment and of protest, and agree to any extension of time of payment and
partial payments before, at or after maturity, and if this note or interest
thereon is not paid when due, or suit is brought, agree to pay all reasonable
costs of collection, including reasonable amount for attorney's fees.

                                                 Front Range Capital Corporation
                                                 -------------------------------
                                                                 By Bob Beauprez


Due December 31, 2000                            /s/ Bob Beauprez
                                                 -------------------------------

This Note is Unsecured.
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                                 PROMISSORY NOTE


$*85,000.00*                   Lafayette, Colorado               January 9, 1998


Front Range Capital corporation, after date, for value received we promise to
pay to the order of Carol Imel at 1935 Table Mesa Drive, Boulder, Colorado,
80303, the sum of *Eighty Five Thousand* dollars, with interest at the rate of
Prime per cent per annum, payable as follows:

Interest payable quarterly, beginning March 31, 1998, to maturity of this note,
December 31, 2001. The entire principal, plus accrued interest is due and
payable at maturity.

The rate of interest shall be the Prime Rate as reported in the Wall Street
Journal, and shall be adjusted effective day of change.

As of the date of this note, current interest rate is 8.50%.

IT IS AGREED that if this note is not paid or declared due hereunder, the entire
principal and accrued interest thereon shall draw interest at the rate of twelve
per cent per annum, and that failure to make any payment of principal or
interest when due or any default under any encumbrance or agreement securing
this note shall cause the whole note to become due at once, or the interest to
be counted as principal, at the option of the holder of the note. The makers and
endorsers hereof severally waive presentment for payment, protest, notice of
non-payment and of protest, and agree to any extension of time of payment and
partial payments before, at or after maturity, and if this note or interest
thereon is not paid when due, or suit is brought, agree to pay all reasonable
costs of collection, including reasonable amount for attorney's fees.

                                                 Front Range Capital Corporation
                                                --------------------------------
                                                                 By Bob Beauprez


Due December 31, 2001                            /s/ Bob Beauprez
                                                --------------------------------

This Note is Unsecured.