I NEED MAJOR HELP! : General & Trouble Shooting

I have read all these things about what to do how to get scripts working and all this crap...but nothing i seem to do works...where do i download the scripts to?...do i need to install them?...i think im a complete idiot or somthing but i have no clue what to do i need a walk through on what to do i have read some other ones but the dont make any sense please HELP ME OUT!! ASAP thanx

and if you want to add me to msn and try and help me that would be great it is Andy247lacrosse@hotmail.com