authorize.net help

[[login to view URL] g][1]o here and login with username webairtest pw 123456 once logged in we need to fix our sites code 1. once logged in go to buy bids and click buy now, not sure but now site logs you out so needs to keep person logged in 2. right now form is 1 column 10 rows we want 2 columns 5 rows so basically first name last name address city state on left and on right Zip Country CC# Exp CCV 3. If possible i wnat the credit card field to have the "-" in it so person does this 1111-1111-1111-1111 i am not sure if this is ok by [login to view URL] 4. Exp. I wanted to setup the site with a drop down example for Months 01,02,03,04,05,06,07,08,09,10,11,12 and the user selects this and the month day instead of writing out 5. once we submit the payment should work obviously right now we get response errors 6. lastly under submit button or somewhere on the buy now page we need this [login to view URL]