How to be master of javascript?

Practice makes perfect.

To get started, here is a link to W3schools with many tutorial examples. Click on the items to the left for various JS topics and practice exercises.

The W3 tutorials are pretty great. Just in case, here are the sites like it.

If you make it through that…I’m pretty sure your mastery will be undeniable. ;-)

Also, welcome to Fluther!

Install firebug, and then you can tinker with javascript in realtime, so to speak. There’s a good explanation of why this is so useful here (this relates to jQuery, which is a very popular javascript library, and well worth learning as well)