2. IWP is picky about graphics. Use square corners, or be more specific than "look funny."
The unclickable problem is due to object stacking, in IWP you have to either assign your script to each stacked object, or ungroup your original button and then group the whole stack together as a button.
A little more info.
Your OS and version. Your computer's IP address?
The address you are trying to access from the other office computer.
The IP address of the other office computer? The web browser you are using from the other office computer
Error messages you are getting (or not).