http://www.oracle.com/technetwork/java/javase/downloads/jre-6u30-download-1377142.html
http://www.oooforum.org/forum/viewtopic.phtml?t=28899
Note: To change settings of Java Control Panel, launch Java Control Panel as administrator.
III. Configure Java Updates
- Automatic Update Feature
- Click Start > Settings > Control Panel (For Windows XP)
Click Start > Control Panel (For Windows Vista and Windows 7) - Double-click Java icon. The Java Control Panel appears.
- Click the Update tab
Note:- The Update tab may not be available if your network administrator has disabled the Java Update feature during installation.
- If you are not logged in to system as administrator then options to change Java update notifications will be greyed out and user will not be able to change it.
- To enable Java Update to automatically check for updates, select the Check for Updates Automatically check box.
- To disable Java Update, un-select the Check for Updates Automatically check box.

- Change the notification options
- Before installing: Use this option to download automatically and be notified before installing the Java update.
- Before downloading and before installing: This is the default option. Use this option to be notified before downloading and installing the Java update.
There are two notification options:

- Change the update schedule
- To change update notification frequency, click the Advanced button located next theCheck for Updates Automatically.

- The Automatic Update Advanced Settings dialog box appears.
- Based on your preference, you can select the frequency to be daily, weekly, or monthly.
- You can choose the date and time for the Java Update.
- Click OK. The Java Update scheduler checks for newer Java updates at the scheduled frequency and notifies you.

- Manual Update Feature
You can manually check for an update any time by clicking on Update Now.

These other items may help you: