How Do i get free ringtones on my Boost Innuendo?

I have a sanyo innuendo from Boost and I try to download ringtones off of any site it wont let me... It come to a blank page and then it plays the song and nothing else happens. Its really frustrating Ive all websites to get them.. I dont pay for them when I can make them with Ventones,com but Ive tryed alot of sites and it wont download... How do I get it to downlad to my phone??