1) Login to the CPG-Nuke administration area, and then choose the "Blocks" option, as shown below.

2) Input the following information for the new block.
<iframe height="150" frameborder="0"
src="chat/info_embedded.php" style="width: 100%; margin:
0; padding: 0; border: 0; overflow: hidden;" scrolling="no"
border="0" allowtransparency="true">
</iframe>
You can tweak the height parameter of the <iframe> tag to adjust the height of the userlist.

3) Click "Create Block"
Now, on the CPG-Nuke homepage, a new block will appear with the current users in you FlashChat rooms: