Geolocation Not Working On Safari 5.x On Windows 7/xp

I am working on an app that uses the W3C standard geolocation API but I cannot for the life of me get it to work on Safari on my Windows 7 and XP PC. It works fine on my iPad and

Solution 1:

Try turning on your wi-fi. It appears that Safari relies on the wi-fi connection to work. I was having exactly the same issues, turned my wi-fi connection on and it work perfectly.

I'm now looking at how to detect this - will update if I find a solution