A Quick Look at Notepad++
Notepad++ is a free text editor that's very powerful and easy to use. It's much more convenient for coding than the built-in Windows Notepad.
I use Notepad++ for all of my web design work. It's fairly simple to figure out, but here's enough to get you started with it.
The above image shows my two favorite features of Notepad++. One is that it can open multiple files at once in separate tabs, and the other is the Language menu. The program supports many different coding languages which, when selected, will colorize your input to make it easier for you to read.