well, you're here allready
now, search in wikibooks for some spanish course (free)
then, search in itunes for some spanish learning podcast (free)
then, try hearing a lot of latin music and seach for the lirycs in internet
then, watch spanish movies and try to isolate phrases, dont go for word, it may not make sence! (theres a lot of idioms in spanish a well as it is in english but dont give up)
find some language partner in italki that's pacient and want to help you even with the basics!
Ok that's it!