If it's getting louder the bearing may very well be going out on your CPU fan. If you can find a new fan that fits the heatsink, great. If not, you should be able to find a new socket AM3 heatsink and fan that will fit in your case at Newegg or someplace similar (along with a new case fan) for not a whole lot of money (< $50 for both).
"They should rename the team to the Washington Government Sucks. Put Obama on the helmet. Line the entire walls of the stadium with the actual text of the ACA.
Fix their home team score on the board to the debt clock, they can win every game 17,000,000,000,000 to 24. Losing team gets taxed by the IRS 100%, then droned."