Re: CPU fans?
If you want to add more fans, just check your psu for more cables. All your fan needs is some juice and some space. You might want to use crazy glue to stick it on the side of the case or try using some type of adhesive to get it to stay in one place.
Rig -- Emachines T5026, 3.06ghz P4, 300W Bestec PSU, 160 sata hd, 512mb dual channel 3200 ram @ 3-3-5-8, ATI Radeon 9250 pci, dual layer 16x dvd+/-rw.