DALIS Web uses Javascript to create a user friendly web interface. If your tool buttons are not working, these are possible causes:

1. Javascript is disabled in your browser. Please check the browser settings to make sure scripting is enabled. For Microsoft Internet Explorer (IE), go to "Tools" --> "Internet Options...". Click "Security" tab and click the "Custom Level..." button. Make sure "Active Scripting" is enabled.

2. If your computer is located in a company's intranet, please check with your network administrator to make sure Javascripts are not blocked by firewall.

3. If you are using Microsoft Internet Explorer (IE), the windows script host might be corrupted on your windows. Please download the windows script at Microsoft website http://msdn.microsoft.com/library/default.asp?url=/downloads/list/webdev.asp and reinstall it.

4. If you are using Microsoft Internet Explorer (IE), the IE might not be functioning appropriately because of damaged files . Please reinstall the IE.