Friends, I'm new to web designing and script stuff, but still want to learn. But, in the first place, I want to have all the softwares or requirements which one webmaster needed. So please tell me all softwares (including coffee editor or any script software) that one webmaster must have in his PC.

Here are the list of softwares I know :
Dreamweaver(to create html); frontpage (to create html); coffee editor (to create banners if I'm not wrong)....more please you tell me.