Run Windows Programs withour installing them

Hi Friends!!!!
Today i would post a Trick to run any software or program on windows without installing them

using ZERO INSTALL

Q.  What does it do?
A.  through this, the program and only on RAM not in the physical memory and so saves lot of memory for time being.

Steps.
1. Install Zero Installer
2. Run it. 
3. Run any program under this installer package and enjoy.

These were the simple steps.
I hope you liked it 
Thanx :)