You do realize you mount your CPU in its slot, then the heatsink on top with the fan facing the memory slots then you mount the mobo in the case. Please veiw this link.
http://www.eggxpert.com/forums/thread/247366.aspx
what goes around comes around
(RIG)GA-EP45-UD3P, Q9550 @ 3.5 ghz, CM's V8, HD2600XT512mb 128bit, 4gigs OCZ 1066 ddr2, Seagate sata 120 gig & a 320 gig, 2 Liteon sata DVD Burner, My DIY Case, Corsair 550watt PSU, 2ea 19" LCD monitors.