Help Please Install worked but template is messed.

[toopie]

I installed pligg 5. Why because 7 and 6.01 didn't work correctly. Well pligg 5 installed right except I had to delete the .htaccess file for it to work. if you go here thats were I installed it. The template loook wierd, it saids pligg_ Visual_pligg. I don't think thats right. Should I chmod anything? Please help I been trying to install pligg for soooooooo long.