posting rightster video trailers on www.ads-software.com

hi ive just migrated from wordpress.com to www.ads-software.com and over at wp.com and all the trailer embeds I couldnt use at wp.com now i can use and the ones i could use i cant seem to use at wp.org. my site is movie based and i do get trailers sent to me and my new video host Rightster.com have a option to post on wordpress (via vodpod) but wp.com

I cant seem to work out how to post the trailers at wp.org, does anyone know how too? is there a plug in that will help?

any help greatful

paul