Creeperhost is not an OS, you can easily find out your Java Version, use punctuation, and if there's no apparent effect on the server, why put a bug report?
I'd say, judging by the quality of this post, that no decent CIO would actually want you as a boss....
If you want a psedo-company in a tekkit server, you can at least pretend to be more professional.
If you want some tips, feel free to ask.
I don't believe this belongs in launcher bugs....
Also, it's not difficult to find out your java version (google.com) and you should also include what version of windows you are running as well.
Edit: and spell Microsoft Security Essentials correctly....
Minecraft.net is just down again, you'll have to wait until they come back up to play on servers. Until then, you can play your singleplayer worlds all you want.
Tekkit does support the mojang accounts, actually, I can confirm this.
Basically, Tekkit just logs in the exact same way minecraft does, if you have trouble logging in, it's most likely that minecraft.net is down, and you'll just have to wait