ok try this addition to the script (paste in before the key definitions)
Code:
//-----------------------------------------------------------
// PRESS CTRL R TO RENAME HGL'S IF YOU LAUNCH THEM MANUALLY 
//-----------------------------------------------------------
<Hotkey ScrollLockOn Ctrl R>
    <SendPC local>
        <RenameWin "rename this to whatever the window title of the game is called" HGL1> 
<SendPC 192.168.0.25>
        <RenameWin "rename this to whatever the window title of the game is called" HGL2>
launch the game manually on both machines and press "ctrl + r" (with scroll lock on)