A
Wherer does google earth store images in the hard disk so that I can copy them from my friend's PC to my PC.
Google Earth's Images
Google Earth is a online Software, you wont be able to just copy from friend's pc an run on your own PC. 
You need a Internet connection for Google Earth to work
You need a Internet connection for Google Earth to work
there is however an Internet cache folder saved by GE which should work on other computers.
The images which you view on GE are saved in that cache so that you can view them again wthout internet.
The images which you view on GE are saved in that cache so that you can view them again wthout internet.
A
thanks! I'll try and then reply
you need to copy two files -
dbcache.dat.index and dbcache.dat
On my system there are in C:\Documents and Settings\username\Local Settings\Application Data\Google\GoogleEarth
dbcache.dat.index and dbcache.dat
On my system there are in C:\Documents and Settings\username\Local Settings\Application Data\Google\GoogleEarth
LOL! what is 'online software'