Default [Q] htc one x rom (soft buttons not working)

hey guys i just found that my soft buttons of htc one x stopped working and i am out of warranty period and htc service is worst so is there any ROM that can give my one x onscreen buttons like xperia phones and htc one m8 has. please help its nearly impossible to use phone without that bottom keys i hate it once i start an application to stop it i have to restart my phone, that sucks please help or any other suggestions please need help ASAP