note 51674 added to faq.installation

I use winxp+iis5+php5,with extension model but php.ini(in windows folder)can't work now,why?The item "Configuration File (php.ini) Path" in phpinfo() is c:\windows ---- Manual Page -- http://www.php.net/manual/en/faq.installation.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+51674 Delete: added to the manual -- http://master.php.net/manage/user-notes.php?action=delete+51674&report=yes&reason=added+to+the+manual Delete: bad code -- http://master.php.net/manage/user-notes.php?action=delete+51674&report=yes&reason=bad+code Delete: spam -- http://master.php.net/manage/user-notes.php?action=delete+51674&report=yes&reason=spam Delete: useless -- http://master.php.net/manage/user-notes.php?action=delete+51674&report=yes&reason=useless Delete: other reasons -- http://master.php.net/manage/user-notes.php?action=delete+51674&report=yes Reject -- http://master.php.net/manage/user-notes.php?action=reject+51674&report=yes Search -- http://master.php.net/manage/user-notes.php