I installed python following the steps:

The procedure to install Python on Windows OS
1. Please download the executable les from the given links
a) python-2.7
http://www.python.org/ftp/python/2.7.5/python-2.7.5.msi
b) ipython-0.10
https://pypi.python.org/packages/2.6/i/ipython/ipython-0.10.win32-setup.exe
c) numpy-1.7
https://pypi.python.org/packages/2.7/n/numpy/numpy-1.7.1.win32-py2.7.exe
d) matplotlib-1.2
https://github.com/downloads/matplotlib/matplotlib/matplotlib-1.2.0.win32-py2.7.exe

But when i doubl,e click on ipython folder, it shows

." oops, ipython crashed....

................

please enter to exit................."

I need your help