Unable to install ISPConfig on Centos5.3. Plz help.

[oscarfish]

hello friends,
i tried to install ISPConfig 3 on centos5.3 and got the errors. So pz help me with the installation. I am pasting the steps followed by me below:

[root@loft2673 install]# php -q install.php


--------------------------------------------------------------------------------
 _____ ___________   _____              __ _
|_   _/  ___| ___ \ /  __ \            / _(_)
  | | \ `--.| |_/ / | /  \/ ___  _ __ | |_ _  __ _
  | |  `--. \  __/  | |    / _ \| '_ \|  _| |/ _` |
 _| |_/\__/ / |     | \__/\ (_) | | | | | | | (_| |
 \___/\____/\_|      \____/\___/|_| |_|_| |_|\__, |
                                              __/ |
                                             |___/
--------------------------------------------------------------------------------


>> Initial configuration

Operating System: CentOS 5.3 or compatible

    Following will be a few questions for primary configuration so be careful.
    Default values are in [brackets] and can be accepted with <ENTER>.
    Tap in "quit" (without the quotes) to stop the installer.


sh: /which: No such file or directory
sh: /which: No such file or directory
sh: /which: No such file or directory
sh: /which: No such file or directory
sh: /which: No such file or directory
sh: /which: No such file or directory
sh: /which: No such file or directory
sh: /which: No such file or directory
sh: /which: No such file or directory
sh: /which: No such file or directory
sh: /which: No such file or directory
sh: /which: No such file or directory
sh: /which: No such file or directory
sh: /which: No such file or directory
sh: /which: No such file or directory
sh: /which: No such file or directory
Select language (en,de) [en]:

Installation mode (standard,expert) [standard]:

sh: /hostname: No such file or directory
PHP Notice:  Undefined offset:  0 in /tmp/ispconfig3_install/install/install.php on line 105
Full qualified hostname (FQDN) of the server, eg server1.domain.tld  []: loft2673.serverloft.com

MySQL server hostname [localhost]: localhost

MySQL root username [root]: root

MySQL root password []: ********

MySQL database to create [dbispconfig]:

MySQL charset [utf8]:

Unable to connect to mysql server Access denied for user 'root'@'localhost' (using password: YES)
MySQL server hostname [localhost]: localhost

MySQL root username [root]: root

MySQL root password []: ********

MySQL database to create [dbispconfig]:

MySQL charset [utf8]:

sh: /mysql: No such file or directory
sh: /echo: No such file or directory
ERROR: Unable to load SQL-Dump into database table.

I am sorry for posting this in wrong forum. I am a new user here.