Hi bro here is Simple 3 stage Instruction Houpe this will help u
Stage 1.
Folder in FTP Were your Theme gos. So lets Say your Theme Called BF2 like myin I click on theme folder, when that opens up you will have defalt theme in there allready so just drag and drop it in there So it will look like this
So if u have a look at Screen shot, U will see that I simply droped my BF2 Theme in my Theme Folder.
Bifore u go to stage 2 and 3 sugestion of making a fake account like cold Sead above this way if u mess up fake account it will not effect your site only that account. 1ns u happy that theme works. U can go to your admins pannel and change it there like this
U go to your prefrencies like on screen shot above. and after that you find the following......
and there u can change it to the teme u uploadit.. so when thats done everyone who comes on your site will see your selected Theme Houpe this helps you bro if u get stuck let me know and I will explain Different Peace Killerbee and happy new year