Using Thunderbird and Lighting to write Google Calendar
Thunderbird with Lighting plugin can be used as schedule.
Download Thunderbird from mozilla.org, or http://www.mozilla.com/en-US/thunderbird/
After installation, find Lighting plugin for Thunderbird, then begin to write your schedule in Thunderbird.
If you have a gmail.com account, you can also write a Google Calendar using Thunderbird.
1. Thunderbird+Lighting plugin ready
2. find another plugin: Provider for Google Calendar