Working with icewm and vnc on a headless Centos

Installation

As Root, install the following
yum install icewm
yum install vnc-server
yum install firefox
yum install libXtst.i386

Configuration

As root, modify /etc/sysconfig/vncservers and uncomment the following lines
VNCSERVERS="2:<username>"
VNCSERVERARGS[2]="-geometry 1024x768 -nohttpd"

replace <username> with the user who is going to use the vnc server

login as the user <username>
vncpasswd
provide the password and confirm the password

Starting and stopping the server

to start
vncserver :1

to stop
vncserver -kill :1