What about the Sennheiser HD280s? Should i consider these?

I have a Turtle Beach Riviera card in my computer that i use for about 95% of my music and all of my gaming. I also have an iPod Touch 2g that i use now and then. Probably wouldn't go with used headphones though.   A small note: i'd prefer circumaural headphones (which unfortunately removes...

I love to listen to a lot of jazz, a wide range of Christian music (from pop-style songs to rock and hip-hop), some classical, and the odd rap/electronic/pop song. I also do a lot of gaming. I'm by no means an audiophile, though I do appreciate good quality headphones. I'm on a budget and can't...