WebDev Publishing is proud to announce GroovyMag’s sister publication, JSMag, has recently been released.  JSMag is a monthly PDF publication, in the style of GroovyMag, which focuses on articles and information relevant to the JavaScript community.

The first issue covers topics including:

• ExtJS
• Functional Programming
• Unit Testing JavaScript
• an overview of jQuery 1.3
• JavaScript debugging techniques

A sampler PDF is available at the JSMag website.