placing fans in my 751n

[jussA]

hey, i have a hp pavillion 751n and i want to put these little guys in my stock hp 751n case without the use of jigsaws or any other hard duty power tools. where should i place the fans, etc.?

heres what the case looks similar to:

(i couldnt find the usb cable for my digital cam so i couldnt upload the pics i took of my actual case.)