Pregnant or Not?! =l

Ok so im 15 my boyfriend and I have been dating for a long time now about a year and when we first started dating we both said we wanted to wait till mirrage cause thats the house hold I grew up in and he just never had found the right girl yet and hes not like that type of guy anyway hes 17…18 in august and so we decided to have sex one night and I wasnt scared like I thought id be and we have been having sex every so often ever since and one time about 8 days ago he wanted to have sex and he didnt have a condom and he said let me just play around there, I promise I wont put it in and he wouldnt give up so I said sure and I think it got close to getting but I didnt feel it really, so now im sitting here and yesterday he was over and I started getting bad crams in the abdomial area like where you get period cramps and I don’t know im just sooo scared right now and if I’m pregnant I don’t know what ill do, I havent been gettin moring sickness or nausea and my boobs feel fine, so does anyone have any advice on what they think about this…I’m going crazy cause I don’t know if I am or not! PLEASE HELP ME!