Catapult install in Centos error !

hi,

this is the error message iam getting while installing in linux.
do any one have the solution for fixing it up.

thanks
binu g

[root@localhost EDA]# ./install_linux.bin
Preparing to install...
tail: `-1' option is obsolete; use `-n 1'
Try `tail --help' for more information.
./install_linux.bin: line 330: [: `)' expected, found -z
WARNING! The amount of /tmp disk space required and/or available
could not be determined. The installation will be attempted anyway.
Extracting the JRE from the installer archive...
Unpacking the JRE...
Extracting the installation resources from the installer archive...
Configuring the installer for this system's environment...

Launching installer...

head: `-1' option is obsolete; use `-n 1'
Try `head --help' for more information.
/tmp/install.dir.6304/Linux/resource/jre/bin/i386/native_threads/java: error while loading shared libraries: libjvm.so: cannot open shared object file: No such file or directory

try:

1. installing the java virtual machine prior to installing the softaware, the linux compatible java implementatio you cna get from www.sun.com

2. after having java installed try this:
./install_linux.bin -n 1
in the command line to start the isntallation

i am getting the same error
i downloaded j2re-1_3_1_15-linux-i586.bin and installed .
binu g