Here's some of those A/C plugin timers that will work fine for $6.25 each, free shipping.
Buy 3 or so, throw away if doesn't work :

http://www.ebay.com/itm/Hot-24-Hour-Mechanical-Electrical-Program-Timer-Power-Switch-Energy-Saver-lot-DP/112216904314?_trksid=p2047675.c100005.m1851&_trkparms=aid%3D222007%26algo%3DSIC.MBE%26ao%3D2%26asc%3D40791%26meid%3D4d46fbee8d3b4ebbaa0cea24a44ef455%26pid%3D100005%26rk%3D4%26rkt%3D6%26sd%3D232125391202