so i am looking for a small desk fan as my hand gets sweaty on the mouse when gaming and stuff. i saw one picture of soemone in here who had a small little fan pointer at ther mouse area maybe 80mm? with a satand and stuff and now i cant find it. and waht about a normal case fan and i can make a stand some how as i have extra 800mm and 120mm fans laying around but how am i to power it?