I SENT HIM A MESSAGE ON FACEBOOK ....please read!! im NEARLY 15 and he's 15 we live TOGETHER:D?

we both live in the same building im a female turning 15 this summer, soo ive had feeling on him for so long, i really love him for his personality, n yes hes damn cute :) i want to be his gf but the problem is we are both muslims, were nt suposed to have a relationship its against the islamic rules but dont judge me on this please!, i started talking to him on facebok, we both failed maths, so we helped eachother in the exam! i sent him a mesage on facebok saying sumfin like "thanks 4 helping me on exam, without u i wuld've dne bad and he said thank u back n stuff... n then i asked him wat hes gna do this sumer if hes traveling he said hes staying home and i said me too.. i dnt think im gna travel and i said welcme! soo... i asked her what is the most thing in the world u wish or want but he hasnt answered yet :( y,, d u think hel answer :)? n i cant go out n meet him, cuz my parents are religious,, n we go same skwl but next year im supose to be moving 95%, we smile at eachother thats all :) n i remember i shaked hands with him 2 months ago when i was in the lift with him! and he shaked back but seemed a little bit surprised! how can i let him know i love him :) ??? by facebook :)? n shuld i get his number from him or from his friend? help please give me advie, ive never had a boyfriend :(