How to install Nvidia Drivers in CentOS or RedHat

When I was trying install Nvidia Drivers in my Linux I had some mistakes in the installation. The first problem was on the Kernel and gcc headers. When you were installing RedHat or CentOS or any version based or RedHat code by first time you must installing this

1) By first you must be loguin as root and then you must be type this in the console

yum -y install kernel-devel gcc-c++

yum -y upgrade kernel

Before that you must restart your computer and after that you must desactivated the nouveau controller in this grub configuration in: /boot/grub/grub.conf

and then you must added this code (the code in quotes)

title CentOS (2.6.32-358.11.1.el6.x86_64)…"quiet rdblacklist=nouveau nouveau.modeset=0
initrd /initramfs-2.6.32-358.11.1.el6.x86_64.img”

Finally you must restar your computer and then begining the installation in the classic mode:

sh Nvidia...