NoiseMap Enterprise uses WinHlp32 which Microsoft unhelpfully left out of Windows 7/8.
So if you get a message along the lines of
"Why can't I get Help from this program?", you need to download and install this help system into your new computer. See the following from the MS support site:
http://support.microsoft.com/kb/917607Select the version appropriate to your operating system, download it an install it.