There's some places here on the site that could help you out: Newbies Central, FAQs, Tips and so on. All of these can be found in the bottom left-hand corner of the site. I'd read through a good majority of those to get you started around here, especially the Tips as it deals with spell casting.
Also, if you are a beginner, you might want to learn the basics. Here's a link to an article to help you get started: