To Launch ICQ2Go! please enable your Java settings, in the Advanced section of your Internet Options preferences.
If you do not have a Java machine installed on your computer:

Windows XP: click here to download and install Java Virtual Machine (JVM).
Macintosh: click here for the latest Runtime for Java.
Unix/Linux: click here to Install Sun Java.

If you still experience problems, feel free to contact us here.
To learn more about ICQ2Go! Java Support, Click here.