Wot it is...  
Wotsit's Format, the complete programmer's resource on the net. This site contains file format information on hundreds of different file types and all sorts of other useful programming information; algorithms, source code, specifications, etc.  

Determining System Uptime (VBScript, WMI)
Calculates system uptime; that is, the number of hours a computer has been running since its last restart. (Search for "system uptime" in Google). Resembles using GetTickCount() only for remote computers, too.

That's it for now.