Splits ? and about tilts?

i did gymnastics for 3 years ,i was able to do the box splits when ever i wanted to ,and then discovered icould do the forward splits as well ,enyway that was after i quit that was years ago ,i am still flexibl,e but i fidn it hard doing splits again ,i wanan know hwo i can get backinto them ,how could i? ican go nearly all the way down ,but it hurts a bit now and i dont go down as much now...help plz, eny stretches also ,that ican do to help this?xxx i also wanna know how i can do tilts ,lol they look so awsome, i tried it ,but my now lack of ability to do splits liek iused to,...stopped me of course =[