Table of Contents

• Version 1.0
• Version 1.1
• Version 1.2
• Version 1.3
• Version 1.4
• Version 1.5
• Version 1.6
• Version 1.7

Version 1.0

• Create a Google Visualization displays a hard coded number.
• Create a Google Gadget that using this visualization.

Version 1.1

• Retrieve a number from a hard coded data source.
• Display a stoplight image according to the number and hard coded threshold.

Version 1.2

• Add user input field that let user specify data source url.
• Add user input field that let user specify the threshold value for the stoplight.

Version 1.3

• Add auto-refresh option so that the gadget can automatically refresh.
• Add user input that let user specify the message source url.
• Retrieve the message from the message source url according the data value.
• Use a better stoplight image.

Version 1.4

• Error Handling.
• Blank stoplight to be shown with error messages.
• Unit Field

Version 1.5

• Image size drop down menu.
• Title Feature.

Version 1.6

• Updated script to use the new message source format.
• Changed the parsing method to be able to parse floating point integers.

Version 1.7

• Title moved from top of gadget to above stoplight image
• Entire page does not refresh every time the refresh interval time is up
• Window size adjusts when image size changes