Many times, things do not need to be complicated to work fine on Second Life. If you have an idea for a simple script, the (free) Con Wylie Script Generator takes care of your basic scripting, formats it all nicely, and saves you time. It’s great.
Often, you’ll have to adapt them further, but you’ll get a good start, and also learn the basic function of the scripts as you follow the generator’s steps.
Try Con Wylie Second Life script generator.
Also, whenever you need a script that does something, googling for one is a good option before resorting to the Marketplace.