strobe for olympus camedia c5050z

I bought an olympus camedia c5050z with olympus case pt015. now i would like to buy a strobe, not very expensive but valuable. can you give me any advice?

thanks

Deleted extra post. Look here:

http://wetpixel.com/modules.php?op=modload...iewtopic&t=6501

For the 5050, you don't need a preflash compatible strobe. I was happy with my Inon Z220.