Improving Windows performance

Had to fix the performance of my laptop from few weeks, particularly the start-up time. Found these two useful links with some good tips that helped me a good deal. 

http://windows.microsoft.com/en-us/windows7/Optimize-Windows-7-for-better-performance

http://lifehacker.com/5821865/top-10-ways-to-speed-up-windows-boot-time

and here'e an article on why re-installing Windows is not the right solution when your computer's slowness is driving you crazy!