Updated 9/23/01
Here I'm going to try to give you an idea on how much this cost me so that you can plan accordingly with your CFO (Wife) if you have one. If you have any questions about the materials I used or how I used them, feel free to shoot me an email.

Home Depot:

Quantity	Item	Price	Total
2	3/4" 4x8 MDF	$21.19	$42.38
1	1/2" 4x8 MDF	$16.39	$16.39
4	2"x2" x8'	$1.87	$7.48
2	Shelf Brace	$2.88	$5.76
18	Angle Bracket	$0.28	$5.04
3	Hinge (2 pack)	$2.91	$8.73
2	Door Catch	$0.59	$1.18
4	Locking Casters	$6.87	$27.48
16	1/4" bolts	$0.08	$1.28
16	1/4" washers	$0.04	$0.64
16	1/4" nuts	$0.04	$0.64
4	1/2" screws	$0.78	$3.12
1	Box Drywall Screws	$2.46	$2.46
1	30" Piano Hinge	$7.87	$7.87
1	Flourescent Light	$9.97	$9.97
1	Flourescent Bulb	$5.77	$5.77
1	8' Light repair kit	$3.45	$3.45
2	Sash Lock	$1.77	$3.54
3	Wood Knob	$0.87	$2.61
2	Magnetic Catch	$1.41	$2.82
1	Gallon Black Satin Paint	$9.00	$9.00
1	Weatherstrip	$2.67	$2.67
1	Speakers w/subwoofer	$14.99	$14.99
2	Black Felt	$0.18	$0.36
100	"Bell" Wire (feet)	$0.03	$3.00
1	Hot Glue Gun	$13.86	$13.86
1	24 Pack Glue Sticks	$5.77	$5.77
1	24"x48" Plexiglass	$21.98	$21.98
1	1 1/8" Drill Bit	$4.83	$4.83
3	4x Machine Screw/Nuts	$0.78	$2.34
1	Laminate Router Bit	$15.97	$15.97
1	T-Molding Router Bit	$22.57	$22.57
			$275.95

Happ Controls:

Quantity	Item	Price	Total
3	SUPER JOYSTICK,4&8 WAY BRACKET	$13.20	$39.60
1	PUSHBUTTON WRENCH F/IPB,VERT	$2.15	$2.15
1	3" TRACKBALL MOUNTING KIT	$10.00	$10.00
1	3" TRACKBALL ASSY WHITE WITH	$69.99	$69.99
5	LONG HORZ PB RED W/.187 MS &	$0.95	$4.75
1	HORZ PB WT WITH MS & NUT 1	$1.75	$1.75
1	HORZ PB WT W/MS & NUT 2 PLYR	$1.75	$1.75
3	LONG HORZ PB BLUE W/.187 MS &	$1.65	$4.95
3	LONG HORZ PB GREEN W/.187 MS &	$1.65	$4.95
5	LONG HORZ PB YELLOW W/.187 MS	$1.65	$8.25
2	LONG HORZ PB BLACK W/.187 MS &	$1.65	$3.30
2	LONG HORZ PB ORANGE W/.187 MS	$1.65	$3.30
1	Shipping Charges (3 Day)	$18.75	$18.75
			$173.49

Other Stuff

Quantity	Item	Price	Total
1	IPAC Keyboard controller	$39.00	$39.00
1	OPTIPAC Trackball controller	$39.00	$39.00
1	(Controller Shipping Charges)	$8.00	$8.00
1	Happ Coin Door - 2nd Hand	$35.20	$35.20
1	40' T-Molding (Includes Shipping)	$20.00	$20.00
			$141.20

Total Damage.. I Mean Cost

Area	Total
Home Dept	$275.95
Happ Controls	$173.49
Other/Misc	$141.20
Grand Total:	$590.64