WROX VBScript Tutorial - A WROX tutorial on client-side VBScript covering variables, objects, subroutines, functions, and forms. - http://www.intranetjournal.com/corner/wrox/progref/vbt/index.html
Creating customizable alert boxes using VBscript - Learn how to use VBScript to create alert boxes that can be customized in terms of its interface. - http://wsabstract.com/javatutors/vbalert.shtml
VBScript Tutorial - A child of the W3CSCHOOLS sites which has detailed information for new to intermediate techniques in VBScript. A great reference site. - http://www.w3schools.com/vbscript/