Help!!!

Hi, I have some problem which php setting on windows platform, Currently using Windows Xp Pro sp1, IIS 5 ,MySql 3.23 The problem has occured such as --------------------------------------------------- Notice: Use of undefined constant version - assumed 'version' in C:\Documents and Settings\User\My Documents\meen\Web\log\install.php on line 74 Notice: Use of undefined constant sitename - assumed 'sitename' in C:\Documents and Settings\User\My Documents\meen\Web\shariah_nuke\mainfile.php on line 88 Notice: Use of undefined constant nukeurl - assumed 'nukeurl' in C:\Documents and Settings\User\My Documents\meen\Web\shariah_nuke\mainfile.php on line 89 Notice: Use of undefined constant site_logo - assumed 'site_logo' in C:\Documents and Settings\User\My Documents\meen\Web\shariah_nuke\mainfile.php on line 90 Notice: Use of undefined constant slogan - assumed 'slogan' in C:\Documents and Settings\User\My Documents\meen\Web\shariah_nuke\mainfile.php on line 91 Notice: Use of undefined constant head - assumed 'head' in C:\Documents and Settings\User\My Documents\meen\Web\log\login.php on line 10 Notice: Use of undefined constant login_title - assumed 'login_title' in C:\Documents and Settings\User\My Documents\meen\Web\log\login.php on line 36 --------------------------------------------------------- I guest my php scripts was not correct or inside error then I tryed to make the correction by editing appear line but the above notice still remain. I have used the scripts on internet such as from hotscripts.com but error notice still appear including php-nuke script from phpnuke.org I unsure error notice has occured because scripts was not correct or php setting was not correct. Then please suggestion me 1. How I make its the correction ? 2. If this problem has occured from wrong setting of php configuration (php.ini) please tell me the correction. Thank you meen