3 Monitors HELP ME PLZ

so i have 2 monitors and 1 tv above my monitors i have a 7950 gpu that card has a dvi hdmi and 2 mini display ports so i keep getting an error message "unable to save display settings" ive read up on it and people say all this weird stuff. so i read i need an active adapter so if you guys could tell me what port i would need one in my current setup for dual monitors is a standerd dvi cable then i have a hdmi to dvi cable it can be found here http://www.amazon.com/AmazonBasics-HDMI-Adapter-Cable-Meters/dp/B001TH7T2U/ref=sr_1_1?ie=UTF8&qid=1378058705&sr=8-1&keywords=hdmi+to+dvi 


then im using a mini display port to hdmi to try to hook up monitors i dont want eyfinity i just want to have 3 of them extended 


thanks if you find out anything - Fuzzy

Oh btw i also plan on adding another monitor soon would i need another of these adaptive ones? or something like that