state select
{
    state_entry()
    {
        channel_dialog = ( -1 * (integer)("0x"+llGetSubString((string)llGetKey(),-5,-1)) );

        // Set up a listener to detect button clicks.
        dlgHandle = llListen(channel_dialog, "", llGetOwner(), "");

        // Start a new timer.
        llSetTimerEvent(30.0);

        // Add a 'Cancel' button.
        avatarList += ["Cancel"];

        // Display the dialog.
        llDialog(llGetOwner(), "Please select an avatar.", avatarList, channel_dialog);
    }

    listen(integer channel, string name, key id, string message)
    {
        if ((channel == channel_dialog) && (llListFindList(avatarList, [message]) != -1))
        {
            if (message != "Cancel")
            {
                integer count;
                count=llGetListLength(keyList);


                while(count>=0)
                {

                    if(llList2String(avatarList,count)==message)
                    {
                        llDialog(llList2Key(avatarList,count), msg, choices, channel_dialog);
                    }
                    --count;
                }

            }
            reset();
            state default;
        }
    }
}