I found adding notepad shortcut in the "Send to" menu very useful trick as I can send any file to notepad quickly as seen in the screenshot below:
Follow the instructions below to add notepad shortcut in "Send to" menu:
Now you can right click on any file and choose Notepad from "Send to" to open the file in notepad.
Of course you can add as many shortcut in Send To menu as you want.
Windows 7, Windows 2008 (not tested yet).