Alimony and child support

i make 5400.00 and my spouse will not get a job. i have two children and a house payment of 1059.00 plus other bills i pay. i want the children every other week and in order to do that i will work seven on and seven off which will bring my income to 3600.00 monthly. how much child support will i have to pay and alimony. my spouse has a 4 year degree also.